
Catalogue CVE
CVE-2026-23868
Giflib contains a double-free vulnerability that is…
Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible.
- Gravité
- High · CVSS 7
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.15% · Oct 27, 2026
Projects and upstream resources
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 | giflib | 5.2.2-1+deb13u1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
| Debiansid | giflib | 6.1.3-1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
| Debianforky | giflib | 6.1.3-1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
| Debianbookworm | giflib | 5.2.1-2.5+deb12u1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
Showing 4 fix observations. All 31 observations, including unknown and conflicting reports, are available below.
Provider details and historical evidence
| Distribution / release | Package | Version | Status | Source |
|---|---|---|---|---|
| UnknownRelease not reported | giflib | 5.2.1-2.5+deb12u1 | UnknownSource applicability is not established | Provider not reported |
| Debianbookworm | giflib | 5.2.1-2.5+deb12u1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
| Debianforky | giflib | 6.1.3-1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
| Debiansid | giflib | 6.1.3-1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
| Debiantrixie | giflib | 5.2.2-1+deb13u1 | FixedDistribution-reported fixed boundary | [CVE-2026-23868] |
| Opensuseleap 15.6 | giflib | 5.2.2-150000.4.19.1 | UnknownSource applicability is not established | [SUSE-SU-2026:1338-1] |
| Opensuseleap 16.0 | giflib | 5.2.2-160000.3.1 | UnknownSource applicability is not established | [OPENSUSE-SU-2026:20601-1] |
| Opensusetumbleweed | giflib | 5.2.2-3.1 | UnknownSource applicability is not established | [OPENSUSE-SU-2026:10326-1] |
| Suselinux enterprise module for basesystem 15 sp7 | giflib | 5.2.2-150000.4.19.1 | UnknownSource applicability is not established | [SUSE-SU-2026:1338-1] |
| Ubuntu20.04 | giflib | 5.1.4-3ubuntu1 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
| Ubuntu20.04 | giflib | 5.1.9-1 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
| Ubuntu20.04 | giflib | 5.1.9-1ubuntu0.1 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
| Ubuntu22.04 | giflib | 5.1.9-2build1 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu22.04 | giflib | 5.1.9-2build2 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu22.04 | giflib | 5.1.9-2ubuntu0.1 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu22.04 | giflib | 5.1.9-2ubuntu0.3 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu24.04 | giflib | 5.2.1-2.5 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu24.04 | giflib | 5.2.2-1ubuntu1 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu24.04 | giflib | 5.2.2-1ubuntu1.2 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu25.10 | giflib | 5.2.2-1ubuntu2 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
| Ubuntu26.04 | giflib | 5.2.2-1ubuntu2 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu26.04 | giflib | 5.2.2-1ubuntu3 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntu26.04 | giflib | 5.2.2-1ubuntu3.2 | UnknownSource applicability is not established | [USN-8583-1][UBUNTU-CVE-2026-23868] |
| Ubuntunoble | giflib | 5.2.2-1ubuntu1.2 | UnknownSource applicability is not established | Provider not reported |
| Ubuntunoble | giflib-tools | 5.2.2-1ubuntu1.2 | UnknownSource applicability is not established | Provider not reported |
| Ubuntunoble | libgif-dev | 5.2.2-1ubuntu1.2 | UnknownSource applicability is not established | Provider not reported |
| Ubuntunoble | libgif7 | 5.2.2-1ubuntu1.2 | UnknownSource applicability is not established | Provider not reported |
| Ubuntupro | giflib | 5.1.4-1 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
| Ubuntupro | giflib | 5.1.4-2 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
| Ubuntupro | giflib | 5.1.4-2ubuntu0.1 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
| Ubuntupro | giflib | 5.1.4-2ubuntu0.1+esm1 | UnknownSource applicability is not established | [UBUNTU-CVE-2026-23868] |
Original provider fields
{
"package_releases": [
{
"name": "giflib",
"status": "fixed",
"release": "sid",
"version": "6.1.3-1"
},
{
"name": "giflib",
"status": "fixed",
"release": "forky",
"version": "6.1.3-1"
},
{
"name": "giflib",
"status": "fixed",
"release": "trixie",
"version": "5.2.2-1+deb13u1"
},
{
"name": "giflib",
"status": "fixed",
"release": "bookworm",
"version": "5.2.1-2.5+deb12u1"
}
],
"fixed_versions": [
{
"bug": 1130495,
"name": "giflib",
"type": "source",
"origin": null,
"release": "sid",
"urgency": "not yet assigned",
"fixed_version": "6.1.3-1"
},
{
"bug": 1130495,
"name": "giflib",
"type": "source",
"origin": null,
"release": "forky",
"urgency": "not yet assigned",
"fixed_version": "6.1.3-1"
},
{
"bug": 1130495,
"name": "giflib",
"type": "source",
"origin": null,
"release": "trixie",
"urgency": "not yet assigned",
"fixed_version": "5.2.2-1+deb13u1"
},
{
"bug": 1130495,
"name": "giflib",
"type": "source",
"origin": null,
"release": "bookworm",
"urgency": "not yet assigned",
"fixed_version": "5.2.1-2.5+deb12u1"
}
],
"distribution_packages": [
{
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"fixed_version": "5.2.1-2.5+deb12u1",
"applicability_unknown": true
},
{
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"ranges": [
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"introduced": "0"
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],
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"applicability_unknown": true
},
{
"name": "giflib-tools",
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"ranges": [
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],
"release": "noble",
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"applicability_unknown": true
},
{
"name": "libgif-dev",
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],
"release": "noble",
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},
{
"name": "libgif7",
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],
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},
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}
],
"release": "22.04",
"versions": [
"5.1.9-2build1",
"5.1.9-2build2",
"5.1.9-2ubuntu0.1"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/USN-8583-1",
"fixed_version": "5.1.9-2ubuntu0.3",
"provider_source": "pypi",
"provider_record_id": "USN-8583-1",
"provider_updated_at": "2026-07-22T20:59:38.396563207Z",
"applicability_unknown": true
},
{
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],
"release": "24.04",
"versions": [
"5.2.1-2.5",
"5.2.2-1ubuntu1"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/USN-8583-1",
"fixed_version": "5.2.2-1ubuntu1.2",
"provider_source": "pypi",
"provider_record_id": "USN-8583-1",
"provider_updated_at": "2026-07-22T20:59:38.396563207Z",
"applicability_unknown": true
},
{
"name": "giflib",
"distro": "ubuntu",
"ranges": [
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"events": [
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{
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}
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}
],
"release": "26.04",
"versions": [
"5.2.2-1ubuntu2",
"5.2.2-1ubuntu3"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/USN-8583-1",
"fixed_version": "5.2.2-1ubuntu3.2",
"provider_source": "pypi",
"provider_record_id": "USN-8583-1",
"provider_updated_at": "2026-07-22T20:59:38.396563207Z",
"applicability_unknown": true
},
{
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"ranges": [
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"release": "pro",
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"5.1.4-2",
"5.1.4-2ubuntu0.1",
"5.1.4-2ubuntu0.1+esm1"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-23868",
"fixed_version": "",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2026-23868",
"provider_updated_at": "2026-07-22T20:45:27.753361305Z",
"applicability_unknown": true
},
{
"name": "giflib",
"distro": "ubuntu",
"ranges": [
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],
"release": "20.04",
"versions": [
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"5.1.9-1",
"5.1.9-1ubuntu0.1"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-23868",
"fixed_version": "",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2026-23868",
"provider_updated_at": "2026-07-22T20:45:27.753361305Z",
"applicability_unknown": true
},
{
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],
"release": "22.04",
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"5.1.9-2ubuntu0.1"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-23868",
"fixed_version": "5.1.9-2ubuntu0.3",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2026-23868",
"provider_updated_at": "2026-07-22T20:45:27.753361305Z",
"applicability_unknown": true
},
{
"name": "giflib",
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],
"release": "24.04",
"versions": [
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"5.2.2-1ubuntu1"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-23868",
"fixed_version": "5.2.2-1ubuntu1.2",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2026-23868",
"provider_updated_at": "2026-07-22T20:45:27.753361305Z",
"applicability_unknown": true
},
{
"name": "giflib",
"distro": "ubuntu",
"ranges": [
{
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],
"release": "25.10",
"versions": [
"5.2.2-1ubuntu2"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-23868",
"fixed_version": "",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2026-23868",
"provider_updated_at": "2026-07-22T20:45:27.753361305Z",
"applicability_unknown": true
},
{
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],
"release": "26.04",
"versions": [
"5.2.2-1ubuntu2",
"5.2.2-1ubuntu3"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-23868",
"fixed_version": "5.2.2-1ubuntu3.2",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2026-23868",
"provider_updated_at": "2026-07-22T20:45:27.753361305Z",
"applicability_unknown": true
},
{
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],
"release": "leap 16.0",
"versions": [],
"ecosystem": "rpm",
"provider_url": "https://osv.dev/vulnerability/openSUSE-SU-2026:20601-1",
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"provider_source": "pypi",
"provider_record_id": "OPENSUSE-SU-2026:20601-1",
"provider_updated_at": "2026-04-24T18:24:58.088441Z",
"applicability_unknown": true
},
{
"name": "giflib",
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{
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]
}
],
"release": "linux enterprise module for basesystem 15 sp7",
"versions": [],
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"provider_url": "https://osv.dev/vulnerability/SUSE-SU-2026:1338-1",
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"provider_source": "pypi",
"provider_record_id": "SUSE-SU-2026:1338-1",
"provider_updated_at": "2026-04-16T08:30:51.261112Z",
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},
{
"name": "giflib",
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{
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}
]
}
],
"release": "leap 15.6",
"versions": [],
"ecosystem": "rpm",
"provider_url": "https://osv.dev/vulnerability/SUSE-SU-2026:1338-1",
"fixed_version": "5.2.2-150000.4.19.1",
"provider_source": "pypi",
"provider_record_id": "SUSE-SU-2026:1338-1",
"provider_updated_at": "2026-04-16T08:30:51.261112Z",
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},
{
"name": "giflib",
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{
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{
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}
],
"release": "tumbleweed",
"versions": [],
"ecosystem": "rpm",
"provider_url": "https://osv.dev/vulnerability/openSUSE-SU-2026:10326-1",
"fixed_version": "5.2.2-3.1",
"provider_source": "pypi",
"provider_record_id": "OPENSUSE-SU-2026:10326-1",
"provider_updated_at": "2026-03-14T08:29:16.709735Z",
"applicability_unknown": true
}
]
}OpenFactory catalog packages
L’association des paquets est en cours.
[Debian 12 (Bookworm)]
- [giflib-tools]Inconnu
Paquet source: [giflib]
Détails (2)
5.2.1-2.5+deb12u1· amd64 · bookwormCorrigée · Corrigée:
5.2.1-2.5+deb12u1nvd · giflib · debian · bookworm; nvd · giflib · debian · 12
5.2.1-2.5+deb12u1· arm64 · bookwormCorrigée · Corrigée:
5.2.1-2.5+deb12u1nvd · giflib · debian · bookworm; nvd · giflib · debian · 12
- [libgif7]Inconnu
Paquet source: [giflib]
Détails (2)
5.2.1-2.5+deb12u1· amd64 · bookwormCorrigée · Corrigée:
5.2.1-2.5+deb12u1nvd · giflib · debian · bookworm; nvd · giflib · debian · 12
5.2.1-2.5+deb12u1· arm64 · bookwormCorrigée · Corrigée:
5.2.1-2.5+deb12u1nvd · giflib · debian · bookworm; nvd · giflib · debian · 12
- [libgif-dev]Inconnu
Paquet source: [giflib]
Détails (2)
5.2.1-2.5+deb12u1· amd64 · bookwormCorrigée · Corrigée:
5.2.1-2.5+deb12u1nvd · giflib · debian · bookworm; nvd · giflib · debian · 12
5.2.1-2.5+deb12u1· arm64 · bookwormCorrigée · Corrigée:
5.2.1-2.5+deb12u1nvd · giflib · debian · bookworm; nvd · giflib · debian · 12
[Debian 13 (Trixie)]
- [giflib-tools]Inconnu
Paquet source: [giflib]
Détails (2)
5.2.2-1+deb13u1· amd64 · trixieCorrigée · Corrigée:
5.2.2-1+deb13u1nvd · giflib · debian · 13
5.2.2-1+deb13u1· arm64 · trixieCorrigée · Corrigée:
5.2.2-1+deb13u1nvd · giflib · debian · 13
- [libgif7]Inconnu
Paquet source: [giflib]
Détails (2)
5.2.2-1+deb13u1· amd64 · trixieCorrigée · Corrigée:
5.2.2-1+deb13u1nvd · giflib · debian · 13
5.2.2-1+deb13u1· arm64 · trixieCorrigée · Corrigée:
5.2.2-1+deb13u1nvd · giflib · debian · 13
- [libgif-dev]Inconnu
Paquet source: [giflib]
Détails (2)
5.2.2-1+deb13u1· amd64 · trixieCorrigée · Corrigée:
5.2.2-1+deb13u1nvd · giflib · debian · 13
5.2.2-1+deb13u1· arm64 · trixieCorrigée · Corrigée:
5.2.2-1+deb13u1nvd · giflib · debian · 13
[openSUSE Tumbleweed]
- [giflib-devel]Inconnu
Paquet source: [giflib]
Détails (1)
5.2.2-4.3· x86_64 · tumbleweedInconnu · Corrigée:
5.2.2-3.1Version impact unknown
nvd · giflib · opensuse · tumbleweed
- [giflib-devel-32bit]Inconnu
Paquet source: [giflib]
Détails (1)
5.2.2-4.3· x86_64 · tumbleweedInconnu · Corrigée:
5.2.2-3.1Version impact unknown
nvd · giflib · opensuse · tumbleweed
- [giflib-progs]Inconnu
Paquet source: [giflib]
Détails (1)
5.2.2-4.3· x86_64 · tumbleweedInconnu · Corrigée:
5.2.2-3.1Version impact unknown
nvd · giflib · opensuse · tumbleweed
- [libgif7]Inconnu
Paquet source: [giflib]
Détails (1)
5.2.2-4.3· x86_64 · tumbleweedInconnu · Corrigée:
5.2.2-3.1Version impact unknown
nvd · giflib · opensuse · tumbleweed
- [libgif7-32bit]Inconnu
Paquet source: [giflib]
Détails (1)
5.2.2-4.3· x86_64 · tumbleweedInconnu · Corrigée:
5.2.2-3.1Version impact unknown
nvd · giflib · opensuse · tumbleweed
Observé:
Références
- [https://access.redhat.com/errata/RHSA-2026:25096]
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_10326-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-23868]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-23868]
- [https://osv.dev/vulnerability/SUSE-SU-2026:1338-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-23868]
- [https://osv.dev/vulnerability/USN-8583-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:10326-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:20601-1]
- [https://security-tracker.debian.org/tracker/CVE-2026-23868]
- [https://ubuntu.com/security/notices/USN-8583-1]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1169.json]
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