CVE-2026-14957

high

Published 2026-07-27 · Modified 2026-07-27

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

8.0

Description

RHSA-2026:46397: libreswan security update (Important)

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Debian Security Tracker · View original ↗ · DFSG

CVE-2026-14957 NameCVE-2026-14957 SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) Vulnerable and fixed packages The table below lists information on source packages. Source PackageReleaseVersionStatus libreswan (PTS)bullseye4.3-1+deb11u4vulnerable bullseye…

CVE-2026-14957

Name	CVE-2026-14957
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libreswan (PTS)	bullseye	4.3-1+deb11u4	vulnerable
	bullseye (security)	4.3-1+deb11u3	vulnerable
	bookworm	4.10-2+deb12u1	vulnerable
	trixie	5.2-2.2	vulnerable
	forky, sid	5.2-2.4	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
libreswan	source	(unstable)	(unfixed)

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=2501764
check upstream status

Home - Debian Security - Source (Git)

Apply commands

text fix

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=2501764check upstream status

OS impact

Debian Affected 5 releases

Version	Status	Fixed in
trixie	Affected	—
sid	Affected	—
forky	Affected	—
bullseye	Affected	—
bookworm	Affected	—

Red Hat Fixed 2 releases

Version	Status	Fixed in
9	Fixed	—
8	Fixed	—

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.