CVE catalog

CVE-2021-33480

gocr affected and fixed versions

[CVE catalog]

An use-after-free vulnerability was discovered in gocr through 0.53-20200802 in context_correction() in pgm2asc.c.

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: 1.08% · Oct 27, 2026

Projects and upstream resources

[gocr][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiantrixie	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debiantrixie	gocr	`0.52-6.1`	Affected	[CVE-2021-33480]
Debiansid	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debiansid	gocr	`0.52-6.1`	Affected	[CVE-2021-33480]
Debianforky	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debianforky	gocr	`0.52-6.1`	Affected	[CVE-2021-33480]
Debianbookworm	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debianbookworm	gocr	`0.52-6`	Affected	[CVE-2021-33480]
UnknownRelease not reported	gocr	Not reported	UnknownSource applicability is not established	Provider not reported

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	gocr	Not reported	UnknownSource applicability is not established	Provider not reported
Debianbookworm	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debianbookworm	gocr	`0.52-6`	Affected	[CVE-2021-33480]
Debianforky	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debianforky	gocr	`0.52-6.1`	Affected	[CVE-2021-33480]
Debiansid	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debiansid	gocr	`0.52-6.1`	Affected	[CVE-2021-33480]
Debiantrixie	gocr	Not reported	AffectedDistribution reports no fix	[CVE-2021-33480]
Debiantrixie	gocr	`0.52-6.1`	Affected	[CVE-2021-33480]

Original provider fields

{
  "package_releases": [
    {
      "name": "gocr",
      "status": "vulnerable",
      "release": "sid",
      "version": "0.52-6.1"
    },
    {
      "name": "gocr",
      "status": "vulnerable",
      "release": "forky",
      "version": "0.52-6.1"
    },
    {
      "name": "gocr",
      "status": "vulnerable",
      "release": "trixie",
      "version": "0.52-6.1"
    },
    {
      "name": "gocr",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "0.52-6"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "gocr",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "unimportant",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "gocr",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "unimportant",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "gocr",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "unimportant",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "gocr",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "unimportant",
      "fixed_version": ""
    }
  ],
  "distribution_packages": [
    {
      "name": "gocr",
      "fixed_version": "not yet fixed",
      "applicability_unknown": true
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[gocr]Unknown
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]Unknown
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]Unknown
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]Unknown
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]Unknown
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]Unknown
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]Unknown
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]Unknown
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]