CVE catalog

CVE-2020-6624

jhead affected and fixed versions

[CVE catalog]

jhead through 3.04 has a heap-based buffer over-read in process_DQT in jpgqguess.c.

Severity: High · CVSS 7.1CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Published: Jan 8, 2020, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 1.43% · Oct 27, 2026

Projects and upstream resources

[jhead][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	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]
Debiantrixie	jhead	`1:3.08-3`	Affected	[CVE-2020-6624]
Debiansid	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]
Debiansid	jhead	`1:3.08-3`	Affected	[CVE-2020-6624]
Ubuntupro	jhead	`1:3.00-1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-2`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-3`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-4+deb9u1build0.16.04.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-4+deb9u1ubuntu0.1~esm1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Debianforky	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]
Debianforky	jhead	`1:3.08-3`	Affected	[CVE-2020-6624]
Debianbookworm	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]

Showing 12 observations. All 22 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	jhead	Not reported	UnknownSource applicability is not established	Provider not reported
Debianbookworm	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]
Debianbookworm	jhead	`1:3.06.0.1-6`	Affected	[CVE-2020-6624]
Debianforky	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]
Debianforky	jhead	`1:3.08-3`	Affected	[CVE-2020-6624]
Debiansid	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]
Debiansid	jhead	`1:3.08-3`	Affected	[CVE-2020-6624]
Debiantrixie	jhead	Not reported	AffectedDistribution reports no fix	[CVE-2020-6624]
Debiantrixie	jhead	`1:3.08-3`	Affected	[CVE-2020-6624]
Ubuntu18.04	jhead	`1:3.00-4`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntu18.04	jhead	`1:3.00-5`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntu18.04	jhead	`1:3.00-6`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntu18.04	jhead	`1:3.00-8~build0.18.04.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntu18.04	jhead	`1:3.00-8~ubuntu0.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntu20.04	jhead	`1:3.03-3`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntu20.04	jhead	`1:3.04-1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntu20.04	jhead	`1:3.04-1ubuntu0.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-2`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-3`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-4+deb9u1build0.16.04.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC
Ubuntupro	jhead	`1:3.00-4+deb9u1ubuntu0.1~esm1`	UnknownSource applicability is not established	[UBUNTU-CVE-2020-6624]Feb 4, 2026, 4:23:20 AM UTC

Original provider fields

{
  "package_releases": [
    {
      "name": "jhead",
      "status": "vulnerable",
      "release": "sid",
      "version": "1:3.08-3"
    },
    {
      "name": "jhead",
      "status": "vulnerable",
      "release": "forky",
      "version": "1:3.08-3"
    },
    {
      "name": "jhead",
      "status": "vulnerable",
      "release": "trixie",
      "version": "1:3.08-3"
    },
    {
      "name": "jhead",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "1:3.06.0.1-6"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "jhead",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "unimportant",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "jhead",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "unimportant",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "jhead",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "unimportant",
      "fixed_version": ""
    },
    {
      "bug": null,
      "name": "jhead",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "unimportant",
      "fixed_version": ""
    }
  ],
  "distribution_packages": [
    {
      "name": "jhead",
      "fixed_version": "not yet fixed",
      "applicability_unknown": true
    },
    {
      "name": "jhead",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:3.00-4+deb9u1ubuntu0.1~esm1"
            }
          ]
        }
      ],
      "release": "pro",
      "versions": [
        "1:3.00-1",
        "1:3.00-2",
        "1:3.00-3",
        "1:3.00-4+deb9u1build0.16.04.1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-6624",
      "fixed_version": "1:3.00-4+deb9u1ubuntu0.1~esm1",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2020-6624",
      "provider_updated_at": "2026-02-04T04:23:20.367003Z",
      "applicability_unknown": true
    },
    {
      "name": "jhead",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:3.00-8~ubuntu0.1"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "1:3.00-4",
        "1:3.00-5",
        "1:3.00-6",
        "1:3.00-8~build0.18.04.1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-6624",
      "fixed_version": "1:3.00-8~ubuntu0.1",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2020-6624",
      "provider_updated_at": "2026-02-04T04:23:20.367003Z",
      "applicability_unknown": true
    },
    {
      "name": "jhead",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:3.04-1ubuntu0.1"
            }
          ]
        }
      ],
      "release": "20.04",
      "versions": [
        "1:3.03-3",
        "1:3.04-1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-6624",
      "fixed_version": "1:3.04-1ubuntu0.1",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2020-6624",
      "provider_updated_at": "2026-02-04T04:23:20.367003Z",
      "applicability_unknown": true
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[jhead]Unknown
Details (2)
- 1:3.06.0.1-6 · amd64 · bookworm
  Affected
  dsa · jhead · debian · bookworm; dsa · jhead · debian · 12
- 1:3.06.0.1-6 · arm64 · bookworm
  Affected
  dsa · jhead · debian · bookworm; dsa · jhead · debian · 12

[Debian 13 (Trixie)]

[jhead]Unknown
Details (2)
- 1:3.08-3 · amd64 · trixie
  Affected
  dsa · jhead · debian · 13
- 1:3.08-3 · arm64 · trixie
  Affected
  dsa · jhead · debian · 13

Observed: Oct 23, 2026, 5:53:06 PM UTC

References

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