CVE-2022-26125

mediumpriority · track · 31EPSS 0.010 · 63 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.00% (63rd) EPSS

CVSS 6.8 · medium

Is it mine?

18 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

Buffer overflow vulnerabilities exist in FRRouting through 8.1.0 due to wrong checks on the input packet length in isisd/isis_tlvs.c.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixedfrr-0:8.2.2-4.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-0:8.2.2-4.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-0:8.2.2-4.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-0:8.2.2-4.el9.src as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-0:8.2.2-4.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debuginfo-0:8.2.2-4.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debuginfo-0:8.2.2-4.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debuginfo-0:8.2.2-4.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debuginfo-0:8.2.2-4.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debugsource-0:8.2.2-4.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debugsource-0:8.2.2-4.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debugsource-0:8.2.2-4.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112
Fixedfrr-debugsource-0:8.2.2-4.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)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
https://access.redhat.com/errata/RHSA-2022:8112

cvss

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

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–7.8

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

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondaryexploitability 3.9 · impact 3.6

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · Red Hat Product Security US

ssvc

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

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1284USprimaryCWE-119USCWE-1284US

affected products (18)

Products and version ranges known to be affected.

Amazon Linux 2all versionscert_bundDEcpe:/o:amazon:linux_2:-
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Red Hat Enterprise Linux 9all versionscert_bundDEcpe:/o:redhat:enterprise_linux:9
n/a FRRouting≤ through 8.1.0enisa_euvdEU
frrouting frrouting≤ 8.1nvdUScpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*
frr-0:8.2.2-4.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-0:8.2.2-4.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-0:8.2.2-4.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-0:8.2.2-4.el9.src as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-0:8.2.2-4.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debuginfo-0:8.2.2-4.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debuginfo-0:8.2.2-4.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debuginfo-0:8.2.2-4.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debuginfo-0:8.2.2-4.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debugsource-0:8.2.2-4.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debugsource-0:8.2.2-4.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debugsource-0:8.2.2-4.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS
frr-debugsource-0:8.2.2-4.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)all versionsfixedredhat_csafUS

advisories (2)

Vendor and ecosystem advisories describing this.

RHSA-2022:8112Red Hat Security Advisory: frr security, bug fix, and enhancement update2022-11-15csaf · redhat_csafUS
An update for frr is now available for Red Hat Enterprise Linux 9. 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.
WID-SEC-W-2022-2052Mehrere Red Hat Enterprise Linux Pakete: Mehrere SchwachstellenDeutsch2022-11-15csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux ausnutzen, um einen Denial of Service Angriff durchzuführen, Sicherheitsvorkehrungen zu umgehen oder sonstige Auswirkungen zu verursachen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd redhat_csaf NVD CVE.org MITRE

published 2022-03-03modified 2026-06-17

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references (10)

External citations — patches, advisories, analysis.

scry

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