ALSA-2026:88248: expat security update

ALSA-2026:88248, released November 7, 2026, fixes 2 CVEs in expat (version 2.7.3-1.el10_2.7). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.2

Base score, 0 to 10

Highest EPSS

0.0037

30th percentile

Priority of the 2 CVEs

Patch now 0
                                Urgent 0
                                High 2
                                Routine 0

Fixed package versions

Product	Release	Fixed in
expat	almalinux 10	2.7.3-1.el10_2.7

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-102633	libexpat 2.7.2 through 2.8.5 Integer Overflow in expat_realloc	8.2	0.0037	None reported
High	CVE-2026-77214	libexpat Heap Buffer Over-read in xmlparse.c via XML_ParseBuffer	8.2	0.0032	None reported

Also fixes CVE-2026-102633

SUSE-SU-2026:4623-1
expat on sles 15.6
ALAS2023-2026-3214
firefox, firefox-debuginfo, firefox-debugsource on amzn 2023
SUSE-SU-2026:4619-1
expat on sles 15.7
OPENSUSE-SU-2026:22177-1
expat on opensuse-leap 16.0
SUSE-SU-2026:24469-1
expat on sles 16.0
ELSA-2026-88248
expat, expat-devel on ol 10
ELSA-2026-88247
expat, expat-devel on ol 9
ELSA-2026-92323
expat, expat-devel on ol 8

Vendor advisory

https://osv.dev/vulnerability/ALSA-2026:88248

For tools and AI agents

This page as data: JSON · Markdown

Which servers are still behind?

Patchblox compares the installed package on every Linux machine against the fixed version for its release, including machines reported through Azure Update Manager.

Get a demo

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.