CVE-2019-15133
MEDIUMCVSS 6.5/10EPSS 1.54%
Last modified
CVE-2019-15133 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In GIFLIB before 2019-02-16, a malformed GIF file triggers a divide-by-zero exception in the decoder function DGifSlurp in dgif_lib.c if the height field of the ImageSize data structure is equal to zero.. EPSS estimates a 1.54% chance of exploitation in the next 30 days.
Description
In GIFLIB before 2019-02-16, a malformed GIF file triggers a divide-by-zero exception in the decoder function DGifSlurp in dgif_lib.c if the height field of the ImageSize data structure is equal to zero.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Giflib Project | Giflib | < 5.1.7 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 19.04 |
| Debian | Debian Linux | 10.0 |
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13008Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00008.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4107-1/Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13008Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00008.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4107-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-15133?
In GIFLIB before 2019-02-16, a malformed GIF file triggers a divide-by-zero exception in the decoder function DGifSlurp in dgif_lib.c if the height field of the ImageSize data structure is equal to zero.
How severe is CVE-2019-15133?
CVE-2019-15133 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.54% probability of exploitation in the next 30 days.
How do I fix CVE-2019-15133?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2019-15133?
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Scan your code nowSource: NVD / NIST