What is CVE-2018-11489?

CVE-2018-11489 is a high-severity vulnerability in Giflib_project Giflib, classified under Improper Validation of Array Index. CVSS score: 8.8/10. Published 2018-05-26.

How severe is CVE-2018-11489?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Giflib_project Giflib

CVE-2018-11489

The DGifDecompressLine function in dgif_lib.c in GIFLIB (possibly version 3.0.x), as later shipped in cgif.c in sam2p 0.49.4, has a heap-based buffer overflow because a certain CrntCode array index is not checked. This will lead to a denia…

EPSS: 0.026 (83.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Giflib_project Giflib
Sam2p_project Sam2p — versions 0.49.4
N/a — versions n/a

Weakness classification (CWE)

References

cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (mailing-list, x_refsource_MLIST)

Frequently asked questions

What is CVE-2018-11489?: CVE-2018-11489 is a high-severity vulnerability in Giflib_project Giflib, classified under Improper Validation of Array Index. CVSS score: 8.8/10. Published 2018-05-26.
How severe is CVE-2018-11489?: High severity. CVSS v3 base score is 8.8 out of 10.