CVE-2022-40674

CWE-416 — Use After Free16 documents11 sources
Severity
8.1HIGH
EPSS
1.1%
top 22.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Libexpat Project LibexpatDebian Debian LinuxFedoraproject Fedora
Timeline
PublishedSep 14
Latest updateFeb 28

Description

libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.2 | Impact: 5.9

Affected Packages2 packages

▶Debianexpat< 2.2.10-2+deb11u4+3

Also affects: Debian Linux 10.0, 11.0, Fedora 35, 36, 37

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
OSV
firefox vulnerabilities↗2022-11-16
▶
GHSA
GHSA-2vq2-xc55-3j5m: libexpat before 2↗2022-09-15
▶
OSV
CVE-2022-40674: libexpat before 2↗2022-09-14
▶
CVEList
CVE-2022-40674: libexpat before 2↗2022-09-14
▶

📋Vendor Advisories

10
Ubuntu
Expat vulnerabilities↗2023-02-28
▶
Ubuntu
Expat vulnerabilities↗2022-11-17
▶
Ubuntu
Firefox vulnerabilities↗2022-11-16
▶
Ubuntu
Expat vulnerability↗2022-09-26
▶
BSD
OpenBSD 7.1 Errata 010: SECURITY FIX↗2022-09-23
▶

💬Community

1
Bugzilla
Evaluate expat CVE-2022-40674 fix↗2022-09-20
▶