CVE-2022-23308 — Use After Free in Libxml2

CWE-416 — Use After Free19 documents12 sources
Severity
7.5HIGHNVD
GHSA8.8
EPSS
0.1%
top 84.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
16
Xmlsoft Libxml2Apple IpadosApple Iphone OS+13 more
Timeline
PublishedFeb 26
Latest updateJul 15

Description

valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages16 packages

▶NVDxmlsoft/libxml2< 2.9.13
▶Debianxmlsoft/libxml2< 2.9.10+dfsg-6.7+deb11u1+3
▶Ubuntuxmlsoft/libxml2< 2.9.4+dfsg1-6.1ubuntu1.6+4
▶NVDapple/tvos< 15.5
▶NVDapple/macos11.6.0 — 11.6.6+1

Also affects: Debian Linux 9.0, Fedora 34

Patches

Patch: github.com ↗Patch: www.oracle.com ↗Patch: github.com ↗

🔴Vulnerability Details

5
OSV
libxml2 vulnerabilities↗2022-05-16
▶
GHSA
GHSA-8v47-xfh7-92fh: valid↗2022-02-27
▶
OSV
CVE-2022-23308: valid↗2022-02-26
▶
CVEList
CVE-2022-23308: valid↗2022-02-26
▶
GHSA
Vulnerable dependencies in Nokogiri↗2022-02-25
▶

📋Vendor Advisories

13
Oracle
Oracle Oracle Communications Risk Matrix: BSF (libxml2) — CVE-2022-23308↗2022-07-15
▶
Chrome
Long Term Support Channel Update for ChromeOS: CVE-2022-1859↗2022-05-31
▶
Apple
CVE-2022-23308: tvOS 15.5↗2022-05-16
▶
Apple
CVE-2022-23308: Security Update 2022-004 Catalina↗2022-05-16
▶
Apple
CVE-2022-23308: iOS 15.5 and iPadOS 15.5↗2022-05-16
▶
CVE-2022-23308 — Use After Free in Xmlsoft Libxml2 | cvebase