CVE-2026-86805

Vendor

Canonical

Product

glibc

CVSS

6.3

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 10h 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 22 Sep 2026

   A time-of-check to time-of-use (TOCTOU) race condition in the dynamic loader (ld.so) of the GNU C Library (glibc) versions 2.14 through 2.44 allows a…

   A time-of-check to time-of-use (TOCTOU) race condition in the dynamic loader (ld.so) of the GNU C Library (glibc) versions 2.14 through 2.44 allows a local attacker to escalate privileges. When expanding $ORIGIN in DT_RPATH for…

   CVSS 6.3 CVE-2026-86805