CVE-2026-42015
5.3
MEDIUM
CVSS 3.1
EPSS 0.25%
Description
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 elements. This memory corruption could lead to a denial of service (DoS) or potentially other unspecified impacts.
How to fix CVE-2026-42015
To remediate CVE-2026-42015, upgrade the affected package to a fixed version below.
- —upgrade to 3.8.13-r0 or later
- —upgrade to 3.7.1-5+deb11u10 or later
Is CVE-2026-42015 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.8.13-r0
- from 0, < 3.7.1-5+deb11u10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |