vulnerability

Arch Linux: Privilege escalation (CVE-2018-1000001)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Jan 31, 2018
Added
Jul 11, 2025
Modified
Nov 27, 2025

Description

A buffer underflow vulnerability has been discovered in the realpath() function in glibc 2.26 when getcwd() returns a relative or unreachable path (i.e. not starting with '/') which may allow privilege escalation under certain conditions.

Solution

arch-linux-upgrade-latest

References

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