What is CVE-2026-13595?

CVE-2026-13595 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Use After Free. CVSS score: 6.8/10. Published 2026-06-29.

How severe is CVE-2026-13595?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Use After Free in Red Hat Enterprise Linux 10

CVE-2026-13595

A flaw was found in the libblkid library of util-linux. During nested partition probing, the BSD, Minix, Solaris x86, and UnixWare partition probers cache a raw pointer to a parent partition entry in a dynamically allocated array. When sub…

Vulnerability class: Use-After-Free

EPSS: 0.001 (3.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H.

Affected products

Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Hardened Images — versions 2.42.2-1.hum1
Red Hat Openshift Container Platform 4

Weakness classification (CWE)

CWE-416 — Use After Free

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
secalert@redhat.com
secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)

Frequently asked questions

What is CVE-2026-13595?: CVE-2026-13595 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Use After Free. CVSS score: 6.8/10. Published 2026-06-29.
How severe is CVE-2026-13595?: Medium severity. CVSS v3 base score is 6.8 out of 10.