CVE catalog

CVE-2021-33481

gocr: CVE-2021-33481

Severity: Low · CVSS 3.3CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Published: Jan 1, 2021, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 1.22% · Oct 25, 2026

A stack-based buffer overflow vulnerability was discovered in gocr through 0.53-20200802 in try_to_divide_boxes() in pgm2asc.c.

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	gocr	sid	`0.52-6.1`	vulnerable
Debian	gocr	forky	`0.52-6.1`	vulnerable
Debian	gocr	trixie	`0.52-6.1`	vulnerable
Debian	gocr	bookworm	`0.52-6`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	gocr	source	sid	`(unfixed)`	unimportant	Not reported	Not reported
Debian	gocr	source	forky	`(unfixed)`	unimportant	Not reported	Not reported
Debian	gocr	source	trixie	`(unfixed)`	unimportant	Not reported	Not reported
Debian	gocr	source	bookworm	`(unfixed)`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[gocr]Affected
Details (2)
- 0.52-6 · amd64 · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12
- 0.52-6 · arm64 · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12
[gocr-tk]Affected
Source package: [gocr]
Details (2)
- 0.52-6 · all · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12
- 0.52-6 · all · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12
[libpgm2asc0.52]Affected
Source package: [gocr]
Details (2)
- 0.52-6 · amd64 · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12
- 0.52-6 · arm64 · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12
[libpgm2asc-dev]Affected
Source package: [gocr]
Details (2)
- 0.52-6 · amd64 · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12
- 0.52-6 · arm64 · bookworm
  Affected
  dsa · gocr · debian · bookworm; dsa · gocr · debian · 12

[Debian 13 (Trixie)]

[gocr]Affected
Source package: [gocr]
Details (2)
- 0.52-6.1+b1 · amd64 · trixie
  Affected
  dsa · gocr · debian · 13
- 0.52-6.1+b1 · arm64 · trixie
  Affected
  dsa · gocr · debian · 13
[gocr-tk]Affected
Source package: [gocr]
Details (2)
- 0.52-6.1 · all · trixie
  Affected
  dsa · gocr · debian · 13
- 0.52-6.1 · all · trixie
  Affected
  dsa · gocr · debian · 13
[libpgm2asc0.52t64]Affected
Source package: [gocr]
Details (2)
- 0.52-6.1+b1 · amd64 · trixie
  Affected
  dsa · gocr · debian · 13
- 0.52-6.1+b1 · arm64 · trixie
  Affected
  dsa · gocr · debian · 13
[libpgm2asc-dev]Affected
Source package: [gocr]
Details (2)
- 0.52-6.1+b1 · amd64 · trixie
  Affected
  dsa · gocr · debian · 13
- 0.52-6.1+b1 · arm64 · trixie
  Affected
  dsa · gocr · debian · 13

Observed: Oct 23, 2026, 5:57:49 PM UTC

References

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