This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2018-11237 →

DEBIAN-CVE-2018-11237

An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the targe...

Original description

The description as published by the source.

An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in __mempcpy_avx512_no_vzeroupper.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 glibc

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.27-4"}]}]

Debian:13 glibc

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.27-4"}]}]

Debian:14 glibc

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.27-4"}]}]

References

advisory security-tracker.debian.org