CVE-2026-89092

Vendor

Canonical

Product

glibc

CVSS

4.2

Exposure class

Operating system

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

1. 40
   Ubuntu notice Ubuntu 11h ago

   GNU C Library vulnerabilities

   It was discovered that the GNU C Library incorrectly handled the ccs= option in the fopen function. An attacker could possibly use this issue to cause GNU C Library to crash or execute arbitrary code. (CVE-2026-18374) It was…

   CVE-2026-18374CVE-2026-8674CVE-2026-86805+4 more Canonical
2. 8
   CVE NVD 11 Sep 2026

   The nscd service in the GNU C Library 2.3.4 onwards may crash due to a stack overflow when a malicious DNS server returns too large a response for a…

   The nscd service in the GNU C Library 2.3.4 onwards may crash due to a stack overflow when a malicious DNS server returns too large a response for a DNS query, resulting in degraded DNS resolution for the system. Exploitation of…

   CVSS 4.2 CVE-2026-89092