CVE-2023-44821
Gifsicle through 1.94, if deployed in a way that allows untrusted input to affect Gif_Realloc calls, might allow a denial of service (memory consumption). NOTE: this has been disputed by multiple
02 Description
Gifsicle through 1.94, if deployed in a way that allows untrusted input to affect Gif_Realloc calls, might allow a denial of service (memory consumption). NOTE: this has been disputed by multiple
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.32% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 25.7% of scored records. A rank, not a probability.
- NVD base score
- 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-10-09 00:00Z3 YR AGO
- Last updated
- 2025-11-04 18:17Z11 MO AGO
- Reserved
- 2023-10-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-401Missing Release of Memory after Effective LifetimeVariant
- Data version
- 5.2
- Document digest
- 6c67b8e6e82bb482501f8ee864d489b825ea5243e3459438f587e3d09bbb013a
05 Affected products
06 References
- github.comhttps://github.com/kohler/gifsicle/issues/195
- github.comhttps://github.com/kohler/gifsicle/issues/65
- lists.fedoraproject.orgFEDORA-2024-5e50570506https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WLTXJS6AIKPGVOAJ7EYC4HL3NEG6CGF/
- lists.fedoraproject.orgFEDORA-2024-4672c1ff2dhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3I6Z7VAHUYX3Q4DULJ76NFD2CIFZJYH5/
- lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3WLTXJS6AIKPGVOAJ7EYC4HL3NEG6CGF/
07 Fixed in
Debian 12
- gifsicle No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- gifsicle No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- gifsicle No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.