Description
There is an invalid memory access in the function TextString::~TextString() located in Catalog.cc in Xpdf 4.0.2. It can be triggered by (for example) sending a crafted pdf file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | ipe | No fix yet | — |
| Ubuntu 26.04 LTS | ipe | No fix yet | — |
| Ubuntu 25.10 | ipe | No fix yet | — |
| Ubuntu 24.04 LTS | ipe | No fix yet | — |
| Ubuntu 22.04 LTS | ipe | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | ipe | No fix yet | — |
| Ubuntu 18.04 LTS | ipe | No fix yet | — |
| Ubuntu 16.04 LTS | ipe | No fix yet | — |