The security advisory RHSA-2026:11342 from Red Hat Product Security addresses CVE-2026-12087, a vulnerability classified as CWE-125 (Out-of-bounds Read) affecting the perl-Socket RPM packages in Red Hat Hardened Images. The update provides fixed versions of perl-Socket (2.041-1.hum1) for aarch64 and x86_64 architectures. The advisory does not specify affected versions or detailed technical exploitation information. No known exploits have been reported. The update is distributed as RPM packages and source RPMs, and users are directed to apply the update via Red Hat's image update mechanisms.

The vulnerability involves an out-of-bounds read condition in the perl-Socket package, which could potentially lead to information disclosure or application instability. However, no known exploits are reported in the wild, and the advisory does not detail any active exploitation or impact beyond the classification. The medium severity rating suggests a moderate risk if exploited.

Red Hat has released updated RPM packages (perl-Socket-2.041-1.hum1) that fix the vulnerability. Users of Red Hat Hardened Images should apply the update as provided by Red Hat. No additional mitigation steps are indicated or required beyond applying the official update. Patch status is confirmed by the vendor advisory.