CVE catalog

CVE-2018-7731

exempi: CVE-2018-7731

Severity: Low · CVSS 3.3CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Published: Mar 6, 2018, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 1.23% · Oct 25, 2026

An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.

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	exempi	sid	`2.6.6-3`	fixed
Debian	exempi	forky	`2.6.6-3`	fixed
Debian	exempi	trixie	`2.6.6-2`	fixed
Debian	exempi	bookworm	`2.6.3-1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	exempi	source	sid	`2.4.5-1`	low	Not reported	[892782]
Debian	exempi	source	forky	`2.4.5-1`	low	Not reported	[892782]
Debian	exempi	source	trixie	`2.4.5-1`	low	Not reported	[892782]
Debian	exempi	source	bookworm	`2.4.5-1`	low	Not reported	[892782]

[Debian bug #892782]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[exempi]Fixed
Details (2)
- 2.6.3-1 · amd64 · bookworm
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · bookworm; dsa · exempi · debian · 12
- 2.6.3-1 · arm64 · bookworm
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · bookworm; dsa · exempi · debian · 12
[libexempi8]Fixed
Source package: [exempi]
Details (2)
- 2.6.3-1 · amd64 · bookworm
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · bookworm; dsa · exempi · debian · 12
- 2.6.3-1 · arm64 · bookworm
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · bookworm; dsa · exempi · debian · 12
[libexempi-dev]Fixed
Source package: [exempi]
Details (2)
- 2.6.3-1 · amd64 · bookworm
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · bookworm; dsa · exempi · debian · 12
- 2.6.3-1 · arm64 · bookworm
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · bookworm; dsa · exempi · debian · 12

[Debian 13 (Trixie)]

[exempi]Fixed
Details (2)
- 2.6.6-2 · amd64 · trixie
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · 13
- 2.6.6-2 · arm64 · trixie
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · 13
[libexempi8]Fixed
Source package: [exempi]
Details (2)
- 2.6.6-2 · amd64 · trixie
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · 13
- 2.6.6-2 · arm64 · trixie
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · 13
[libexempi-dev]Fixed
Source package: [exempi]
Details (2)
- 2.6.6-2 · amd64 · trixie
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · 13
- 2.6.6-2 · arm64 · trixie
  Fixed · Fixed: 2.4.5-1
  dsa · exempi · debian · 13

Observed: Oct 23, 2026, 5:37:45 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]