CVE catalog

CVE-2007-5939

heimdal: CVE-2007-5939

Severity: Low
Source: [NVD] · [CVE record]
EPSS: 3.80% · Oct 25, 2026

The gss_userok function in appl/ftp/ftpd/gss_userok.c in Heimdal 0.7.2 does not allocate memory for the ticketfile pointer before calling free, which allows remote attackers to have an unknown impact via an invalid username. NOTE: the vulnerability was originally reported for ftpd.c, but this is incorrect.

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	heimdal	sid	`7.8.git20240113.1b4565a+dfsg-2`	not affected
Debian	heimdal	forky	`7.8.git20240113.1b4565a+dfsg-2`	not affected
Debian	heimdal	trixie	`7.8.git20221117.28daf24+dfsg-9+deb13u1`	not affected
Debian	heimdal	bookworm	`7.8.git20221117.28daf24+dfsg-2`	not affected

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	heimdal	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	heimdal	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	heimdal	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	heimdal	source	bookworm	`Not affected`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[heimdal-clients]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[heimdal-dev]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[heimdal-docs]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · all · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · all · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[heimdal-kcm]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[heimdal-kdc]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[heimdal-multidev]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[heimdal-servers]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libasn1-8-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libgssapi3-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libhcrypto5-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libhdb9-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libheimbase1-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libheimntlm0-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libhx509-5-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libkadm5clnt7-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libkadm5srv8-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libkafs0-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libkdc2-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libkrb5-26-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
[libotp0-heimdal]Not affected
Source package: [heimdal]
Details (2)
- 7.8.git20221117.28daf24+dfsg-2 · amd64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm
- 7.8.git20221117.28daf24+dfsg-2 · arm64 · bookworm
  Not affected
  dsa · heimdal · debian · bookworm

Next results

Observed: Oct 23, 2026, 5:03:57 PM UTC

References

[https://security-tracker.debian.org/tracker/CVE-2007-5939]

[Debian Security Tracker] · [FIRST EPSS]