CVE catalog

CVE-2022-39046

glibc: CVE-2022-39046

Severity: High · CVSS 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published: Aug 30, 2022, 10:00:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 1.80% · Oct 22, 2026

An issue was discovered in the GNU C Library (glibc) 2.36. When the syslog function is passed a crafted input string larger than 1024 bytes, it reads uninitialized memory from the heap and prints it to the target log file, potentially revealing a portion of the contents of the heap.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	glibc	sid	`2.43-7`	not affected
Debian	glibc	forky	`2.43-7`	not affected
Debian	glibc	trixie	`2.41-12+deb13u4`	not affected
Debian	glibc	bookworm	`2.36-9+deb12u14`	not affected
Debian	glibc	bookworm-security	`2.36-9+deb12u7`	not affected
Opensuse	glibc	tumbleweed	`2.36-3.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	glibc	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	glibc	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	glibc	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	glibc	source	bookworm	`Not affected`	unimportant	Not reported	Not reported
Opensuse	glibc	rpm	tumbleweed	`2.36-3.1`	Not reported	OPENSUSE-SU-2024:12316-1	Not reported

OpenFactory catalog packages

[openSUSE Tumbleweed]

[glibc-32bit]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-devel]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-devel-32bit]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-devel-static]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-devel-static-32bit]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-extra]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-gconv-modules-extra]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-gconv-modules-extra-32bit]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-html]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · noarch · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-i18ndata]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · noarch · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-info]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · noarch · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-lang]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · noarch · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-locale]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-locale-base]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-profile]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed
[glibc-profile-32bit]Unknown
Source package: [glibc]
Details (1)
- 2.43-4.3 · x86_64 · tumbleweed
  Unknown · Fixed: 2.36-3.1
  Version impact unknown
  dsa · glibc · opensuse · tumbleweed

[Debian 12 (Bookworm)]

[glibc-doc]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[glibc-source]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · all · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · all · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
[libc6-dbg]Not affected
Source package: [glibc]
Details (4)
- 2.36-9+deb12u14 · amd64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u14 · arm64 · bookworm
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · amd64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm
- 2.36-9+deb12u7 · arm64 · bookworm-security
  Not affected
  dsa · glibc · debian · bookworm

Next results

Observed: Oct 23, 2026, 6:29:32 PM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]