CVE catalog

CVE-2005-3318

chmlib: CVE-2005-3318

Severity: High
Published: Oct 27, 2005, 10:02:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 3.78% · Oct 25, 2026

Buffer overflow in the _chm_decompress_block function in CHM lib (chmlib) before 0.37, as used in products such as KchmViewer, allows attackers to execute arbitrary code, a different vulnerability than CVE-2005-2930.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	chmlib	sid	`2:0.40a-9`	fixed
Debian	chmlib	forky	`2:0.40a-9`	fixed
Debian	chmlib	trixie	`2:0.40a-8.1`	fixed
Debian	chmlib	bookworm	`2:0.40a-8`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	chmlib	source	sid	`0.37-1`	medium	Not reported	[335931]
Debian	chmlib	source	forky	`0.37-1`	medium	Not reported	[335931]
Debian	chmlib	source	trixie	`0.37-1`	medium	Not reported	[335931]
Debian	chmlib	source	bookworm	`0.37-1`	medium	Not reported	[335931]

[Debian bug #335931]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libchm1]Fixed
Source package: [chmlib]
Details (2)
- 2:0.40a-8 · amd64 · bookworm
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · bookworm; dsa · chmlib · debian · 12
- 2:0.40a-8 · arm64 · bookworm
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · bookworm; dsa · chmlib · debian · 12
[libchm-bin]Fixed
Source package: [chmlib]
Details (2)
- 2:0.40a-8 · amd64 · bookworm
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · bookworm; dsa · chmlib · debian · 12
- 2:0.40a-8 · arm64 · bookworm
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · bookworm; dsa · chmlib · debian · 12
[libchm-dev]Fixed
Source package: [chmlib]
Details (2)
- 2:0.40a-8 · amd64 · bookworm
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · bookworm; dsa · chmlib · debian · 12
- 2:0.40a-8 · arm64 · bookworm
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · bookworm; dsa · chmlib · debian · 12

[Debian 13 (Trixie)]

[libchm1]Fixed
Source package: [chmlib]
Details (2)
- 2:0.40a-8.1 · amd64 · trixie
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · 13
- 2:0.40a-8.1 · arm64 · trixie
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · 13
[libchm-bin]Fixed
Source package: [chmlib]
Details (2)
- 2:0.40a-8.1 · amd64 · trixie
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · 13
- 2:0.40a-8.1 · arm64 · trixie
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · 13
[libchm-dev]Fixed
Source package: [chmlib]
Details (2)
- 2:0.40a-8.1 · amd64 · trixie
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · 13
- 2:0.40a-8.1 · arm64 · trixie
  Fixed · Fixed: 0.37-1
  dsa · chmlib · debian · 13

Observed: Oct 23, 2026, 5:02:40 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]