Double Free in Red Hat Enterprise Linux 10

CVE-2026-14164

A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filtered_buf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent proces…

Vulnerability class: Double Free

EPSS: 0.004 (26.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-14164?
CVE-2026-14164 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under Double Free. CVSS score: 7.5/10. Published 2026-06-30.
How severe is CVE-2026-14164?
High severity. CVSS v3 base score is 7.5 out of 10.