CVE-2026-5435

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.

CVSS v3 7.3 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://inbox.sourceware.org/libc-announce/7a655d55-276f-41fe-b550-feb3ebb2ce91@redhat.com/T/#u	Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=34033	Issue Tracking
https://cert-portal.siemens.com/productcert/html/ssa-082556.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-04-28 13:19

Updated : 2026-07-14 13:19

NVD link : CVE-2026-5435

Mitre link : CVE-2026-5435

CVE.ORG link : CVE-2026-5435

JSON object : View

Products Affected

gnu

glibc

CWE

CWE-787

Out-of-bounds Write

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