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CVE-2026-32778
Component Overview
Vulnerability Overview
Name
CVE-2026-32778
Source
NVD (
link
)
Debian (
link
)
Description
libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memory condition.
CWEs
CWE-476
Published Date
Mar 16, 2026
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://github.com/libexpat/libexpat/pull/1159
Issue Tracking
https://github.com/libexpat/libexpat/pull/1163
Issue Tracking
Analysis
#
Affected Component
Analysis
expat
Exploitable
Vulnerability Ratings
#
2.9
CVSSv31
5.5
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
expat
buildroot
2025.02.x
2.8.1
Not Affected
expat
buildroot
master
2.8.1
Not Affected
expat
openwrt
master
2.8.1-r1
Not Affected
expat
openwrt
openwrt-25.12
2.8.1-r1
Not Affected
expat
yocto
master
2.8.1
Not Affected
expat
yocto
scarthgap
2.6.4
Patched
Resolved with patches
#
expat (yocto:scarthgap)
#
Title
Author
Resolve
1
copy prefix name to pool before lookup
laserbear <10689391+Laserbear@users.noreply.github.com>
CVE-2026-32778
2
test that we do not end up with a zombie PREFIX in the
laserbear <10689391+Laserbear@users.noreply.github.com>
CVE-2026-32778