Description
The wmf_malloc function in api.c in libwmf 0.2.8.4 allows remote attackers to cause a denial of service (application crash) via a crafted wmf file, which triggers a memory allocation failure.
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 | libwmf | 0.2.8.4-10.6 | — |
| Debian 13 | libwmf | 0.2.8.4-10.6 | — |
| Debian 12 | libwmf | 0.2.8.4-10.6 | — |
| Debian 7 | libwmf | 0.2.8.4-10.3+deb7u2 | DLA-694-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | libwmf | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | libwmf | 0.2.12-150000.4.4.1 | SUSE-SU-2022:1516-1 |
| SLES 15 SP3 | libwmf | 0.2.12-150000.4.4.1 | SUSE-SU-2022:1516-1 |
| SLES 12 SP5 | libwmf | 0.2.12-243.3.1 | SUSE-SU-2022:1560-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.4 | libwmf | 0.2.12-150000.4.4.1 | SUSE-SU-2022:1516-1 |
| openSUSE Leap 15.3 | libwmf | 0.2.12-150000.4.4.1 | SUSE-SU-2022:1516-1 |
Advisories 3
- DLA-694-1 libwmf - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2022:1516-1 Security update for libwmf SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:1560-1 Security update for libwmf SUSE / openSUSE Security Updates · Feb 4, 2026