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CVE-2019-15133

22
FAUCET Score

CVE-2019-15133 is a divide-by-zero vulnerability in GIFLIB versions prior to 2019-02-16, triggered by a malformed GIF file with a zero-height image. This affects various distributions of GIFLIB, including Canonical and Debian Linux. With a CVSS score of 6.5 (Medium), it can be exploited remotely with low attack complexity, requiring user interaction, and leading to high availability impact. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.1.7CPE matchmatch criteria
cpe:2.3:a:giflib_project:giflib:*:*:*:*:*:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
19.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.54%
Probability of exploitation in next 30 days
EPSS Percentile
72.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0154 is in the 85th percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2019-15133Low

giflib: divide-by-zero exception in the decoder function DGifSlurp in dgif_lib.c

Aug 17, 2019

References

bugs.chromium.org / p/oss-fuzz/issues/detail
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2022/12/msg00008.html
Mailing ListThird Party Advisory
usn.ubuntu.com / 4107-1
Third Party Advisory