Vulnerability in Red Hat Enterprise Linux 10
CVE-2026-42015
A flaw was found in gnutls. An off-by-one error exists in the PKCS#12 bag element bounds check. This vulnerability allows an remote attacker to write past the internal array of a PKCS#12 bag when appending to a bag that already contains 32…
EPSS: 0.002 (48.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Red Hat Enterprise Linux 10 — versions 0:3.8.10-4.el10_2
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:3.6.16-8.el8_10.6
- Red Hat Enterprise Linux 9 — versions 0:3.8.10-4.el9_8
- Red Hat Hardened Images
- Red Hat Openshift Container Platform 4
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2026-42015?
- CVE-2026-42015 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Off-by-one Error. CVSS score: 5.3/10. Published 2026-05-26.
- How severe is CVE-2026-42015?
- Medium severity. CVSS v3 base score is 5.3 out of 10.