Description
PlayEnhMetaFileRecord in enhmetafile.c in Wine 3.7 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact by triggering a large pAlphaBlend->cbBitsSrc value.
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 13 | wine | 4.0~rc1-1 | — |
| Debian 12 | wine | 4.0~rc1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | wine | No fix yet | — |
| Ubuntu 26.04 LTS | wine | No fix yet | — |
| Ubuntu 25.10 | wine | No fix yet | — |
| Ubuntu 24.04 LTS | wine | No fix yet | — |
| Ubuntu 22.04 LTS | wine | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | wine | No fix yet | — |
| Ubuntu 18.04 LTS | wine | No fix yet | — |
References
- https://source.winehq.org/git/wine.git/commit/b6da3547d8990c3c3affc3a5865aefd2a0946949
- https://source.winehq.org/git/wine.git/commit/8d2676fd14f130f9e8f06744743423168bf8d18d
- https://bugs.launchpad.net/ubuntu/+source/wine/+bug/1764719
- https://bugs.winehq.org/attachment.cgi?id=61284
- https://bugs.winehq.org/show_bug.cgi?id=45105