VULNERABILITY INTELLIGENCE

CVE-2026-5435

CVSS score7.3 HIGH
EPSS probability0.24%
CISA KEVNot currently listed
Published2026-04-28
Last modified2026-07-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Description

The deprecated functions ns_printrrf, ns_printrr and fp_nquery in the GNU C Library version 2.2 and newer fail to enforce the caller-supplied buffer length, and can result in an out-of-bounds write when printing TSIG records.

Weakness classification

  • 3ff69d7a-14f2-4f67-a097-88dee7810d18: CWE-787

Primary references