CVE-2023-4385

mediumpriority · track · 22EPSS 0.002 · 14 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.23% (14th) EPSS

CVSS 5.5 · medium

Is it mine?

17 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfs_dmap.c in the journaling file system (JFS) in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check.

cvss

Technical severity, 0–10. One row per scoring source.

5.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.15.5mediumAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · secalert@redhat.com USexploitability 1.8 · impact 3.6

v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-476USprimaryCWE-476US

affected products (17)

Products and version ranges known to be affected.

Dell NetWorker vProxy< 19.10all versionscert_bundDEcpe:/a:dell:networker:vproxy_19.10
Dell NetWorker vProxy< 19.9.0.4all versionscert_bundDEcpe:/a:dell:networker:vproxy_19.9.0.4
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
АО «НППКТ» ОСОН ОСнова Оnyx≤ 2.9fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 1.7fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 1.6 «Смоленск»fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 4.7fstec_bduRU
Сообщество свободного программного обеспечения Linux4.0 → 4.9.317fstec_bduRU
Сообщество свободного программного обеспечения Linux4.10 → 4.14.282fstec_bduRU
Сообщество свободного программного обеспечения Linux4.15 → 4.19.246fstec_bduRU
Сообщество свободного программного обеспечения Linux4.20 → 5.4.197fstec_bduRU
Сообщество свободного программного обеспечения Linux5.11 → 5.15.45fstec_bduRU
Сообщество свободного программного обеспечения Linux5.16 → 5.17.13fstec_bduRU
Сообщество свободного программного обеспечения Linux5.18.0 → 5.18.2fstec_bduRU
Сообщество свободного программного обеспечения Linux5.5 → 5.10.120fstec_bduRU
linux linux kernel≤ 5.18.19nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2077Linux Kernel: Schwachstelle ermöglicht Denial of ServiceDeutsch2023-08-16csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2023-08-16modified 2026-06-17

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+8782 more

references (13)

External citations — patches, advisories, analysis.

scry

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