CVE-2018-8754

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-03-18 · updated 2026-06-17
Weakness: CWE-125

Description

The libevt_record_values_read_event() function in libevt_record_values.c in libevt before 2018-03-17 does not properly check for out-of-bounds values of user SID data size, strings size, or data size. NOTE: the vendor has disputed this as described in libyal/libevt issue 5 on GitHub

Affected products

Debian Linux: 9.0
Libevt Project Libevt: before 20180317 — fixed in 20180317

How to fix

Upgrade to a fixed version: Libevt Project Libevt 20180317. Check the vendor advisory for mitigations.

References

https://github.com/libyal/libevt/commit/9d2cc3ca0a1612a6b271abcacffc2e3eea42925e
https://www.debian.org/security/2018/dsa-4160
https://github.com/libyal/libevt/commit/9d2cc3ca0a1612a6b271abcacffc2e3eea42925e
https://www.debian.org/security/2018/dsa-4160

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