CVE catalog

CVE-2020-0452

libexif affected and fixed versions

In exif_entry_get_value of exif-entry.c, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution if a third party app used this library to process remote image data with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-159625731

Severity: Critical · CVSS 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Nov 1, 2020, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 3.33% · Oct 27, 2026

Projects and upstream resources

[libexif][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	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debiantrixie	libexif	`0.6.25-1+deb13u1`	Fixed	[CVE-2020-0452]
Debiansid	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debiansid	libexif	`0.6.26-1`	Fixed	[CVE-2020-0452]
Debianforky	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debianforky	libexif	`0.6.26-1`	Fixed	[CVE-2020-0452]
Debianbookworm	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debianbookworm	libexif	`0.6.24-1+deb12u1`	Fixed	[CVE-2020-0452]

Showing 8 fix observations. All 33 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	libexif	`0.6.22-3`	UnknownSource applicability is not established	Provider not reported
AndroidRelease not reported	platform/external/libexif	`11`	UnknownSource applicability is not established	[ASB-A-159625731]Oct 16, 2026, 3:49:48 PM UTC
AndroidRelease not reported	platform/external/libexif	`11:2020-11-01`	UnknownSource applicability is not established	[ASB-A-159625731]Oct 16, 2026, 3:49:48 PM UTC
Debianbookworm	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debianbookworm	libexif	`0.6.24-1+deb12u1`	Fixed	[CVE-2020-0452]
Debianforky	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debianforky	libexif	`0.6.26-1`	Fixed	[CVE-2020-0452]
Debiansid	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debiansid	libexif	`0.6.26-1`	Fixed	[CVE-2020-0452]
Debiantrixie	libexif	`0.6.22-3`	FixedDistribution-reported fixed boundary	[CVE-2020-0452]
Debiantrixie	libexif	`0.6.25-1+deb13u1`	Fixed	[CVE-2020-0452]
Ubuntu16.04	libexif	`0.6.21-2`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu16.04	libexif	`0.6.21-2ubuntu0.1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu16.04	libexif	`0.6.21-2ubuntu0.2`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu16.04	libexif	`0.6.21-2ubuntu0.5`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu16.04	libexif	`0.6.21-2ubuntu0.6`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu18.04	libexif	`0.6.21-2.1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu18.04	libexif	`0.6.21-4`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu18.04	libexif	`0.6.21-4ubuntu0.1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu18.04	libexif	`0.6.21-4ubuntu0.2`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu18.04	libexif	`0.6.21-4ubuntu0.5`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu18.04	libexif	`0.6.21-4ubuntu0.6`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu20.04	libexif	`0.6.21-5.1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu20.04	libexif	`0.6.21-6`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu20.04	libexif	`0.6.21-6ubuntu0.1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu20.04	libexif	`0.6.21-6ubuntu0.3`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntu20.04	libexif	`0.6.21-6ubuntu0.4`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntupro	libexif	`0.6.21-1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntupro	libexif	`0.6.21-1ubuntu1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntupro	libexif	`0.6.21-1ubuntu1+esm1`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntupro	libexif	`0.6.21-1ubuntu1+esm2`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntupro	libexif	`0.6.21-1ubuntu1+esm5`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC
Ubuntupro	libexif	`0.6.21-1ubuntu1+esm6`	UnknownSource applicability is not established	[USN-4624-1]Jun 29, 2026, 1:48:04 PM UTC[UBUNTU-CVE-2020-0452]Apr 22, 2026, 12:24:56 PM UTC

Original provider fields

{
  "package_releases": [
    {
      "name": "libexif",
      "status": "fixed",
      "release": "sid",
      "version": "0.6.26-1"
    },
    {
      "name": "libexif",
      "status": "fixed",
      "release": "forky",
      "version": "0.6.26-1"
    },
    {
      "name": "libexif",
      "status": "fixed",
      "release": "trixie",
      "version": "0.6.25-1+deb13u1"
    },
    {
      "name": "libexif",
      "status": "fixed",
      "release": "bookworm",
      "version": "0.6.24-1+deb12u1"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "libexif",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "0.6.22-3"
    },
    {
      "bug": null,
      "name": "libexif",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "0.6.22-3"
    },
    {
      "bug": null,
      "name": "libexif",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "0.6.22-3"
    },
    {
      "bug": null,
      "name": "libexif",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "0.6.22-3"
    }
  ],
  "distribution_packages": [
    {
      "name": "libexif",
      "fixed_version": "0.6.22-3",
      "applicability_unknown": true
    },
    {
      "name": "platform/external/libexif",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "11:0"
            },
            {
              "fixed": "11:2020-11-01"
            }
          ]
        }
      ],
      "versions": [
        "11"
      ],
      "ecosystem": "Android",
      "provider_url": "https://osv.dev/vulnerability/ASB-A-159625731",
      "fixed_version": "11:2020-11-01",
      "provider_source": "pypi",
      "provider_record_id": "ASB-A-159625731",
      "provider_updated_at": "2026-10-16T15:49:48.318845306Z",
      "applicability_unknown": true
    },
    {
      "name": "libexif",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.6.21-1ubuntu1+esm6"
            }
          ]
        }
      ],
      "release": "pro",
      "versions": [
        "0.6.21-1",
        "0.6.21-1ubuntu1",
        "0.6.21-1ubuntu1+esm1",
        "0.6.21-1ubuntu1+esm2",
        "0.6.21-1ubuntu1+esm5"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/USN-4624-1",
      "fixed_version": "0.6.21-1ubuntu1+esm6",
      "provider_source": "pypi",
      "provider_record_id": "USN-4624-1",
      "provider_updated_at": "2026-06-29T13:48:04.184340042Z",
      "applicability_unknown": true
    },
    {
      "name": "libexif",
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      "ranges": [
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          "type": "ECOSYSTEM",
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            },
            {
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            }
          ]
        }
      ],
      "release": "16.04",
      "versions": [
        "0.6.21-2",
        "0.6.21-2ubuntu0.1",
        "0.6.21-2ubuntu0.2",
        "0.6.21-2ubuntu0.5"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/USN-4624-1",
      "fixed_version": "0.6.21-2ubuntu0.6",
      "provider_source": "pypi",
      "provider_record_id": "USN-4624-1",
      "provider_updated_at": "2026-06-29T13:48:04.184340042Z",
      "applicability_unknown": true
    },
    {
      "name": "libexif",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.6.21-4ubuntu0.6"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "0.6.21-2.1",
        "0.6.21-4",
        "0.6.21-4ubuntu0.1",
        "0.6.21-4ubuntu0.2",
        "0.6.21-4ubuntu0.5"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/USN-4624-1",
      "fixed_version": "0.6.21-4ubuntu0.6",
      "provider_source": "pypi",
      "provider_record_id": "USN-4624-1",
      "provider_updated_at": "2026-06-29T13:48:04.184340042Z",
      "applicability_unknown": true
    },
    {
      "name": "libexif",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
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            },
            {
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            }
          ]
        }
      ],
      "release": "20.04",
      "versions": [
        "0.6.21-5.1",
        "0.6.21-6",
        "0.6.21-6ubuntu0.1",
        "0.6.21-6ubuntu0.3"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/USN-4624-1",
      "fixed_version": "0.6.21-6ubuntu0.4",
      "provider_source": "pypi",
      "provider_record_id": "USN-4624-1",
      "provider_updated_at": "2026-06-29T13:48:04.184340042Z",
      "applicability_unknown": true
    },
    {
      "name": "libexif",
      "distro": "ubuntu",
      "ranges": [
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          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.6.21-1ubuntu1+esm6"
            }
          ]
        }
      ],
      "release": "pro",
      "versions": [
        "0.6.21-1",
        "0.6.21-1ubuntu1",
        "0.6.21-1ubuntu1+esm1",
        "0.6.21-1ubuntu1+esm2",
        "0.6.21-1ubuntu1+esm5"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-0452",
      "fixed_version": "0.6.21-1ubuntu1+esm6",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2020-0452",
      "provider_updated_at": "2026-04-22T12:24:56.282232Z",
      "applicability_unknown": true
    },
    {
      "name": "libexif",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.6.21-2ubuntu0.6"
            }
          ]
        }
      ],
      "release": "16.04",
      "versions": [
        "0.6.21-2",
        "0.6.21-2ubuntu0.1",
        "0.6.21-2ubuntu0.2",
        "0.6.21-2ubuntu0.5"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-0452",
      "fixed_version": "0.6.21-2ubuntu0.6",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2020-0452",
      "provider_updated_at": "2026-04-22T12:24:56.282232Z",
      "applicability_unknown": true
    },
    {
      "name": "libexif",
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      "ranges": [
        {
          "type": "ECOSYSTEM",
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            {
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            },
            {
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            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "0.6.21-2.1",
        "0.6.21-4",
        "0.6.21-4ubuntu0.1",
        "0.6.21-4ubuntu0.2",
        "0.6.21-4ubuntu0.5"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-0452",
      "fixed_version": "0.6.21-4ubuntu0.6",
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      "provider_updated_at": "2026-04-22T12:24:56.282232Z",
      "applicability_unknown": true
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    {
      "name": "libexif",
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        "0.6.21-6ubuntu0.1",
        "0.6.21-6ubuntu0.3"
      ],
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      "provider_updated_at": "2026-04-22T12:24:56.282232Z",
      "applicability_unknown": true
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[libexif12]Unknown
Source package: [libexif]
Details (2)
- 0.6.24-1+deb12u1 · amd64 · bookworm
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · bookworm; dsa · libexif · debian · 12
- 0.6.24-1+deb12u1 · arm64 · bookworm
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · bookworm; dsa · libexif · debian · 12
[libexif-dev]Unknown
Source package: [libexif]
Details (2)
- 0.6.24-1+deb12u1 · amd64 · bookworm
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · bookworm; dsa · libexif · debian · 12
- 0.6.24-1+deb12u1 · arm64 · bookworm
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · bookworm; dsa · libexif · debian · 12
[libexif-doc]Unknown
Source package: [libexif]
Details (2)
- 0.6.24-1+deb12u1 · all · bookworm
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · bookworm; dsa · libexif · debian · 12
- 0.6.24-1+deb12u1 · all · bookworm
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · bookworm; dsa · libexif · debian · 12

[Debian 13 (Trixie)]

[libexif12]Unknown
Source package: [libexif]
Details (2)
- 0.6.25-1+deb13u1 · amd64 · trixie
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · 13
- 0.6.25-1+deb13u1 · arm64 · trixie
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · 13
[libexif-dev]Unknown
Source package: [libexif]
Details (2)
- 0.6.25-1+deb13u1 · amd64 · trixie
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · 13
- 0.6.25-1+deb13u1 · arm64 · trixie
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · 13
[libexif-doc]Unknown
Source package: [libexif]
Details (2)
- 0.6.25-1+deb13u1 · all · trixie
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · 13
- 0.6.25-1+deb13u1 · all · trixie
  Fixed · Fixed: 0.6.22-3
  dsa · libexif · debian · 13

Observed: Oct 23, 2026, 5:46:05 PM UTC

References

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