CVE-2018-18508

medium

Published 2019-07-30 · Modified 2019-07-30

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

5.5

Description

In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Debian Security Tracker · View original ↗ · DFSG

CVE-2018-18508 NameCVE-2018-18508 DescriptionIn Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service. 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) ReferencesDLA-1704-1,…

CVE-2018-18508

Name	CVE-2018-18508
Description	In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service.
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)
References	DLA-1704-1, DLA-2388-1
Debian Bugs	921614

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
nss (PTS)	bullseye	2:3.61-1+deb11u3	fixed
	bullseye (security)	2:3.61-1+deb11u5	fixed
	bookworm, bookworm (security)	2:3.87.1-1+deb12u2	fixed
	trixie	2:3.110-1+deb13u1	fixed
	trixie (security)	2:3.110-1+deb13u2	fixed
	forky, sid	2:3.124-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
nss	source	jessie	2:3.26-1+debu8u4	DLA-1704-1
nss	source	stretch	2:3.26.2-1.1+deb9u2	DLA-2388-1
nss	source	(unstable)	2:3.42.1-1		921614

Notes

https://hg.mozilla.org/projects/nss/rev/08d1b0c1117f
https://hg.mozilla.org/projects/nss/rev/5e70b72131ac
https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.42.1_release_notes

Home - Debian Security - Source (Git)

Apply commands

text fix

Notes

https://hg.mozilla.org/projects/nss/rev/08d1b0c1117fhttps://hg.mozilla.org/projects/nss/rev/5e70b72131achttps://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.42.1_release_notes

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2:3.42.1-1`
sid	Fixed	`2:3.42.1-1`
forky	Fixed	`2:3.42.1-1`
bullseye	Fixed	`2:3.42.1-1`
bookworm	Fixed	`2:3.42.1-1`

Red Hat Fixed 1 release

Version	Status	Fixed in
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.