CVE-2021-1817

mediumPriorität · verfolgen · 36EPSS 0.019 · 80. PerzentilEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.94% (80th) EPSS

CVSS 6.8 · medium

Is it mine?

1,277 products

Prüfe deine Angriffsfläche

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · bewertet 2026-10-27

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may lead to arbitrary code execution.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

Behobenwebkit2gtk3-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-0:2.30.4-1.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debuginfo-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debuginfo-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debuginfo-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debuginfo-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debuginfo-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debugsource-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debugsource-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debugsource-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debugsource-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-debugsource-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-debuginfo-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-debuginfo-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-debuginfo-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-debuginfo-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-devel-debuginfo-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-debuginfo-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-debuginfo-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-debuginfo-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-debuginfo-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-debuginfo-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-debuginfo-0:2.30.4-1.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-debuginfo-0:2.30.4-1.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-debuginfo-0:2.30.4-1.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-debuginfo-0:2.30.4-1.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586
Behobenwebkit2gtk3-jsc-devel-debuginfo-0:2.30.4-1.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 GDM must be restarted for this update to take effect.
https://access.redhat.com/errata/RHSA-2021:1586

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

8.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.8–8.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 8.6 · Auswirkung 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 2.8 · Auswirkung 5.9

v3.18.8highAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · Red Hat Product Security US

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-787USprimärCWE-119USCWE-20US

betroffene Produkte (1,277)

Betroffene Produkte und Versionsbereiche.

Apple iOS and iPadOSunspecified → 14.5enisa_euvdEU
Apple macOSunspecified → 11.3enisa_euvdEU
Apple tvOSunspecified → 14.5enisa_euvdEU
Apple watchOSunspecified → 7.4enisa_euvdEU
Apple Inc. MacOS≤ 11.3fstec_bduRU
Apple Inc. iOS≤ 14.5fstec_bduRU
Apple Inc. iPadOS≤ 14.5fstec_bduRU
The WebKitGTK+ Team WebKitGTK+≤ 2.32.0fstec_bduRU
The WebKitGTK+ Team WebKitGTK+≤ 2.31.91fstec_bduRU
The WebKitGTK+ Team WebKitGTK+≤ 2.31.90fstec_bduRU
The WebKitGTK+ Team WebKitGTK+2.30.0 → 2.30.6fstec_bduRU
АО «НППКТ» ОСОН ОСнова Оnyx≤ 2.1fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 9fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 10fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 11fstec_bduRU
Сообщество свободного программного обеспечения WPE WebKit≤ 2.30.0fstec_bduRU
Сообщество свободного программного обеспечения WebKitGTK≤ 2.32.0fstec_bduRU
apple ipados< 14.5nvdUScpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple iphone os< 14.5nvdUScpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple macos11.0 → 11.3nvdUScpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

20 von 1,277 angezeigt

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

RHSA-2021:1586Red Hat Security Advisory: GNOME security, bug fix, and enhancement update2021-05-18csaf · redhat_csafUS
An update for GNOME is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

auch bekannt als (5)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd fstec_bdu nvd redhat_csaf NVD CVE.org MITRE

veröffentlicht 2021-09-08geändert 2026-06-17

verwandt (16,125)

Verwandte Einträge.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2026-86950US	—OT kritisch	26.2% (98th)	KEV	2026-09-28
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.11 and iPadOS 18.7.11, iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1,…
CVE-2026-87491US	—OT kritisch	3.51% (89th)	KEV	2026-09-09
Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security…
CVE-2026-53362US	—OT kritisch	0.71% (53rd)	KEV	2026-07-04
In the Linux kernel, the following vulnerability has been resolved: ipv6: account for fraggap on the paged allocation path In __ip6_append_data(), when the paged-allocation branc…
CVE-2026-53266US	—OT kritisch	0.93% (61st)	KEV	2026-06-25
In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebt_snat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source addre…
CVE-2026-11645US	—OT kritisch	2.44% (84th)	KEV	2026-06-09
Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium…

+16120 weitere

Referenzen (23)

Externe Belege — Patches, Meldungen, Analysen.

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