CVE-2021-32555

5.5 mediumEPSS 0.3%

Medium (5.5) in canonical ubuntu linux. EPSS 0.3% chance of exploitation in the next 30 days.

It was discovered that read_file() in apport/hookutils.py would follow symbolic links or open FIFOs. When this function is used by the xorg-hwe-18.04 package apport hooks, it could expose private data to other local users.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-31)
CWEs: CWE-59, CWE-61
Published: 2021-06-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

canonical:ubuntu_linux

References

https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904

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