CVE catalog

CVE-2021-3756

libmysofa: CVE-2021-3756

Severity: Critical · CVSS 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Oct 29, 2021, 4:15:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 1.07% · Oct 25, 2026

libmysofa is vulnerable to Heap-based Buffer Overflow

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	libmysofa	sid	`1.3.5+dfsg-1`	fixed
Debian	libmysofa	forky	`1.3.5+dfsg-1`	fixed
Debian	libmysofa	trixie	`1.3.3+dfsg-1`	fixed
Debian	libmysofa	bookworm	`1.3.1~dfsg0-1`	fixed
Ubuntu	libmysofa	pro	`0.7~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`0.8~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`0.9~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`0.9.1~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`1.0~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`1.0~dfsg0-1ubuntu0.1~esm1`	fixed
Ubuntu	libmysofa	22.04	`1.2~dfsg0-1`	vulnerable
Ubuntu	libmysofa	22.04	`1.2.1~dfsg0-1`	fixed
Ubuntu	libmysofa	pro	`0.7~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`0.8~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`0.9~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`0.9.1~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`1.0~dfsg0-1`	vulnerable
Ubuntu	libmysofa	pro	`1.0~dfsg0-1ubuntu0.1~esm1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	libmysofa	source	sid	`1.2.1~dfsg0-1`	not yet assigned	Not reported	Not reported
Debian	libmysofa	source	forky	`1.2.1~dfsg0-1`	not yet assigned	Not reported	Not reported
Debian	libmysofa	source	trixie	`1.2.1~dfsg0-1`	not yet assigned	Not reported	Not reported
Debian	libmysofa	source	bookworm	`1.2.1~dfsg0-1`	not yet assigned	Not reported	Not reported
Ubuntu	libmysofa	deb	pro	`1.0~dfsg0-1ubuntu0.1~esm1`	Not reported	UBUNTU-CVE-2021-3756	Not reported
Ubuntu	libmysofa	deb	22.04	`1.2.1~dfsg0-1`	Not reported	UBUNTU-CVE-2021-3756	Not reported
Ubuntu	libmysofa	deb	pro	`1.0~dfsg0-1ubuntu0.1~esm1`	Not reported	USN-5184-1	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libmysofa1]Fixed
Source package: [libmysofa]
Details (2)
- 1.3.1~dfsg0-1 · amd64 · bookworm
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · bookworm; dsa · libmysofa · debian · 12
- 1.3.1~dfsg0-1 · arm64 · bookworm
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · bookworm; dsa · libmysofa · debian · 12
[libmysofa-dev]Fixed
Source package: [libmysofa]
Details (2)
- 1.3.1~dfsg0-1 · amd64 · bookworm
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · bookworm; dsa · libmysofa · debian · 12
- 1.3.1~dfsg0-1 · arm64 · bookworm
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · bookworm; dsa · libmysofa · debian · 12
[libmysofa-utils]Fixed
Source package: [libmysofa]
Details (2)
- 1.3.1~dfsg0-1 · amd64 · bookworm
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · bookworm; dsa · libmysofa · debian · 12
- 1.3.1~dfsg0-1 · arm64 · bookworm
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · bookworm; dsa · libmysofa · debian · 12

[Debian 13 (Trixie)]

[libmysofa1]Fixed
Source package: [libmysofa]
Details (2)
- 1.3.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · 13
- 1.3.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · 13
[libmysofa-dev]Fixed
Source package: [libmysofa]
Details (2)
- 1.3.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · 13
- 1.3.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · 13
[libmysofa-utils]Fixed
Source package: [libmysofa]
Details (2)
- 1.3.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · 13
- 1.3.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 1.2.1~dfsg0-1
  dsa · libmysofa · debian · 13

Observed: Oct 23, 2026, 6:01:06 PM UTC

References

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