Fluid Attacks Database

Description

An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms (where UINT_MAX equals SIZE_MAX).

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem	Component	Affected version	Patched versions
alpine v3.22	expat	>=0 <2.6.3-r0	2.6.3-r0
alpine v3.18	expat	>=0 <2.6.3-r0	2.6.3-r0
alpine v3.20	expat	>=0 <2.6.3-r0	2.6.3-r0
alpine v3.17	expat	>=0 <2.6.3-r0	2.6.3-r0
alpine v3.19	expat	>=0 <2.6.3-r0	2.6.3-r0
alpine v3.21	expat	>=0 <2.6.3-r0	2.6.3-r0
debian 11	expat	=2.2.10-2 \|\| =2.2.10-2+deb11u1 \|\| =2.2.10-2+deb11u2 \|\| =2.2.10-2+deb11u3 \|\| =2.2.10-2+deb11u4 \|\| =2.2.10-2+deb11u5 \|\| >=0 <2.2.10-2+deb11u6	2.2.10-2+deb11u6
debian 12	expat	=2.5.0-1 \|\| >=0 <2.5.0-1+deb12u1	2.5.0-1+deb12u1
debian 13	expat	>=0 <2.6.2-2	2.6.2-2
debian 14	expat	>=0 <2.6.2-2	2.6.2-2

1-10 of 27

Aliases

1. CVE-2024-454912. NVD-2024-454913. OSV-ALPINE-2024-454914. OSV-2024-454915. OSV-DEBIAN-2024-454916. SECURITY-CVE-2024-454917. SECURITY-TRACKER-CVE-2024-45491

Does your application use this vulnerable software?

During the free trial, our tools assess your application, identify vulnerabilities, and provide recommendations for their remediation.