Description
In SWFTools 0.9.2, an out-of-bounds read of heap data can occur in the function png_load() in lib/png.c:724. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS.
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 7 | swftools | 0.9.2+ds1-3+deb7u1 | DLA-995-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | swftools | No fix yet | — |
| Ubuntu 16.04 LTS | swftools | No fix yet | — |
Advisories 1
- DLA-995-1 swftools - security update Debian Security (DSA / DLA) · Mar 9, 2026