CVE-2026-23868
Estado: ModificadaMedia (5.1)—
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.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 5.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.14%
- Percentil entre todas las CVEs puntuadas: 3
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-415
- CWE-825
Referencias
- https://sourceforge.net/p/giflib/code/ci/f5b7267aed3665ef025c13823e454170d031c106/tree/gifalloc.c?diff=5146815377b7395944cb683a08c43eee3f631eb7
- https://www.facebook.com/security/advisories/cve-2026-23868
- https://access.redhat.com/errata/RHSA-2026:16008
- https://access.redhat.com/errata/RHSA-2026:16009
- https://access.redhat.com/errata/RHSA-2026:16030
- https://access.redhat.com/errata/RHSA-2026:16174
- https://access.redhat.com/errata/RHSA-2026:19154
- https://access.redhat.com/errata/RHSA-2026:19367
- https://access.redhat.com/errata/RHSA-2026:19724
- https://access.redhat.com/errata/RHSA-2026:19725
- https://access.redhat.com/errata/RHSA-2026:25096
- https://access.redhat.com/errata/RHSA-2026:8858
- https://access.redhat.com/errata/RHSA-2026:8859
- https://access.redhat.com/errata/RHSA-2026:8861
- https://access.redhat.com/errata/RHSA-2026:8883
- https://access.redhat.com/errata/RHSA-2026:8884
- https://access.redhat.com/errata/RHSA-2026:8885
- https://access.redhat.com/errata/RHSA-2026:8886
- https://access.redhat.com/errata/RHSA-2026:8887
- https://access.redhat.com/errata/RHSA-2026:9290
- https://access.redhat.com/errata/RHSA-2026:9291
- https://access.redhat.com/errata/RHSA-2026:9292
- https://access.redhat.com/errata/RHSA-2026:9294
- https://access.redhat.com/errata/RHSA-2026:9295
- https://access.redhat.com/security/cve/CVE-2026-23868
- https://bugzilla.redhat.com/show_bug.cgi?id=2446207
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23868.json
JSON original (NVD)
Mostrar
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{
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"value": "CWE-415"
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},
{
"type": "Secondary",
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
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{
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"value": "CWE-825"
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"value": "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."
},
{
"lang": "es",
"value": "Giflib contiene una vulnerabilidad de doble liberación que es el resultado de una copia superficial en GifMakeSavedImage y un manejo de errores incorrecto. Las condiciones necesarias para activar esta vulnerabilidad son difíciles pero pueden ser posibles."
}
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