n/a vulnerability

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

Published 10 Jan 2022Updated 14 Oct 202614 sources
CVSS 9.8

What happened

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

Affected versions

n/a: n/a; V3.1.0 through before V3.1.5 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.