CVE-2022-22822 — Integer Overflow or Wraparound in External Expat

CWE-190 — Integer Overflow or Wraparound14 documents10 sources
Severity
9.8CRITICALNVD
OSV5.0
EPSS
1.3%
top 20.04%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Platform External ExpatLibexpat Project LibexpatSiemens Sinema Remote Connect Server+2 more
Timeline
PublishedJan 10
Latest updateJan 13

Description

addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶Androidplatform/external_expat10:0 — 10:2022-09-01+3
▶NVDtenable/nessus10.0.0 — 10.1.1+1

Also affects: Debian Linux 10.0, 11.0

Patches

Patch: cert-portal.siemens.com ↗Patch: github.com ↗Patch: cert-portal.siemens.com ↗

🔴Vulnerability Details

5
OSV
CVE-2022-22822: In storeAtts of xmlparse↗2022-09-01
▶
OSV
libxmltok vulnerabilities↗2022-07-19
▶
GHSA
GHSA-6rvw-hw83-3745: addBinding in xmlparse↗2022-02-10
▶
OSV
CVE-2022-22822: addBinding in xmlparse↗2022-01-10
▶
CVEList
CVE-2022-22822: addBinding in xmlparse↗2022-01-08
▶

📋Vendor Advisories

7
Ubuntu
xmltok library vulnerabilities↗2025-01-13
▶
Android
CVE-2022-22822: Android Security Bulletin 2022-09-01 CVE: CVE-2022-22822 Severity: HIGH Type: EoP Affected AOSP versions: 10, 11, 12, 12L References: A-219942275↗2022-09-01
▶
Ubuntu
xmltok library vulnerabilities↗2022-07-19
▶
Ubuntu
Expat vulnerabilities↗2022-02-21
▶
Red Hat
expat: Integer overflow in addBinding in xmlparse.c↗2022-01-15
▶
CVE-2022-22822 — Integer Overflow or Wraparound | cvebase