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
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libevt | 20180317-1 | — |
| Debian 13 | libevt | 20180317-1 | — |
| Debian 12 | libevt | 20180317-1 | — |
| Debian 9 | libevt | 20170120-1+deb9u1 | DSA-4160-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libevt | 20170120-2 | — |
Advisories 1
- DSA-4160-1 libevt - security update Debian Security (DSA / DLA) · Mar 9, 2026