CVE-2023-48161: giflib_project giflib Out-of-bounds Write
CVSS: 7.1v3.1HighModified
AliasesALPINE-CVE-2023-48161UBUNTU-CVE-2023-48161DEBIAN-CVE-2023-48161
Published 22-11-2023Last modified 08-10-2026
Vulnerability summary
CVE-2023-48161 is a high (CVSS 7.1) Out-of-bounds Write vulnerability in giflib_project giflib. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 35.4% of scored vulnerabilities. 2 public exploits are recorded.
CVSS score
7.1/10
010
High · v3.1 (NVD)EPSS score
0.43%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2github, reference
Advisory lineage
Upstream 0 · Downstream 9 · Related 2Timeline
- 22-11-2023PublishedVulnerability first disclosed.
- 08-10-2026Last modifiedVulnerability information updated.
Description
Buffer Overflow vulnerability in GifLib Project GifLib v.5.2.1 allows a local attacker to obtain sensitive information via the DumpSCreen2RGB function in gif2rgb.c
CVSS metrics
4 scores · 4 sources · 1 versionHigh 7.1Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS trend
Probability
0.43%
Chance of exploitation in the next 30 days
Percentile
35%
Versus all other CVEs
30-day change
0.00 pp
From 0.43% on 19-09-2026
19-09-202619-10-2026
EPSS score0.43%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundTace
Maturity: poc
Exploit Reference (sourceforge.net)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- giflib< 5.2.2-r0
Debian1 product
- giflibAll versions (No fix recorded) | < 5.2.2-1
Giflib_project1 product
- giflib5.2.1
Ubuntu1 product
- giflibAll versions (No fix recorded)
4 vendors · 4 products
