CVE-2022-40304 @ morris

"CVE-2022-40304"
"libxml2-2.9.1-6.0.13.el7_9.6.tuxcare.els2"
"libxml2-devel-2.9.1-6.0.13.el7_9.6.tuxcare.els2"
"libxml2-python-2.9.1-6.0.13.el7_9.6.tuxcare.els2"
"alt-libxml2-2.10.2-9.el7"
"alt-libxml2-devel-2.10.2-9.el7"
"ea-libxml2-2.15.4-1.el7.cloudlinux"
"Am I vulnerable?"

Status

new

Priority

7.8

Match score

4.0

Risk

MemCorrupt

CVSS

7.8 HIGH

Reason

cpe: libxml2; pkgs: libxml2, libxml2-devel, libxml2-python; version: in-range: libxml2-2.9.1-6.0.13.el7_9.6.tuxcare.els2, libxml2-devel-2.9.1-6.0.13.el7_9.6.tuxcare.els2, libxml2-python-2.9.1-6.0.13.el7_9.6.tuxcare.els2; risk:memory_corruption

Created

2026-10-15T10:20:26Z

Updated

2026-10-20T10:18:37Z

Package interrogation (copy)

Run on the host — click to copy a command. RPM

Package	Commands
libxml2-2.9.1-6.0.13.el7_9.6.tuxcare.els2
libxml2-devel-2.9.1-6.0.13.el7_9.6.tuxcare.els2
libxml2-python-2.9.1-6.0.13.el7_9.6.tuxcare.els2
alt-libxml2-2.10.2-9.el7
alt-libxml2-devel-2.10.2-9.el7
ea-libxml2-2.15.4-1.el7.cloudlinux

Inventory lookup

Search package inventory across systems, then return here. Create a ticket on systems the matcher missed.

Suggestions: libxml2 · libxml2-devel · libxml2-python

System	Matches	Ticket for CVE-2022-40304
morris	libxml2-python 2.9.1	new open
mufasa	libxml2-python 2.9.1	new open

Same product CVEs in your queue

Other open tickets that look like the same product. Closed tickets are omitted unless they are already pegged to this CVE.

CVE	CVSS	Systems	Status	Matched	Already related
CVE-2021-3518	8.8	Archive, Janus, Library, Saiph, morris …	new	libxml2-devel	—
CVE-2021-3517	8.6	Archive, Janus, Library, Saiph, morris …	new	libxml2-devel	—
CVE-2024-34459	7.5	Archive, Janus, Library, Saiph, morris …	new	libxml2-devel	—
CVE-2022-23308	7.5	Archive, Janus, Library, Saiph, morris …	new	libxml2-devel	—
CVE-2022-40303	7.5	Archive, Janus, Library, Saiph, morris …	new	libxml2-devel	—
CVE-2024-25062	7.5	Archive, Janus, Library, Saiph, morris …	new	libxml2-devel	—

Related CVE (same fix)

Point this ticket’s CVE at a higher-priority / same-fix primary so you only triage one.

Host OS / kernel

CloudLinux release 7.9 (Boris Yegorov) (7.9) · cloudlinux

Arch

x86_64

kernel_release

uname -r → 3.10.0-962.3.2.lve1.5.89.el7.x86_64

kernel_version

uname -v → #1 SMP Thu Jul 9 15:55:31 UTC 2026

For Linux kernel CVEs, kernel_version (Debian packaging / build string) often decides fixed vs not; kernel_release is used for upstream NVD range compares.

Same CVE on other hosts

Open the ticket for this CVE on another system.

System	Status	Priority	Updated
mufasa	new	7.8	2026-10-20T10:18:37Z	Open
Library	new	2.34	2026-10-20T10:18:36Z	Open
Saiph	new	1.17	2026-10-20T10:18:37Z	Open
Archive	new	1.17	2026-10-20T10:18:36Z	Open
Janus	new	1.17	2026-10-20T10:18:36Z	Open

Description

An issue was discovered in libxml2 before 2.10.3. Certain invalid XML entity definitions can corrupt a hash table key, potentially leading to subsequent logic errors. In one case, a double-free can be provoked.

Update status

Add note only

References

NVD: CVE-2022-40304