This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2018-11236 →

DEBIAN-CVE-2018-11236

stdlib/canonicalize.c in the GNU C Library (aka glibc or libc6) 2.27 and earlier, when processing very long pathname arguments to the realpath functio...

Original description

The description as published by the source.

stdlib/canonicalize.c in the GNU C Library (aka glibc or libc6) 2.27 and earlier, when processing very long pathname arguments to the realpath function, could encounter an integer overflow on 32-bit architectures, leading to a stack-based buffer overflow and, potentially, arbitrary code execution.

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