01 Record

CVE-2015-7555

Heap-based buffer overflow in giffix.c in giffix in giflib 5.1.1 allows attackers to cause a denial of service (program crash) via crafted image and logical screen width fields in a GIF file.

UnratedPUBLISHEDCNA: redhat

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

Heap-based buffer overflow in giffix.c in giffix in giflib 5.1.1 allows attackers to cause a denial of service (program crash) via crafted image and logical screen width fields in a GIF file.

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: 1.53% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 74.6% 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:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2016-04-13 15:00Z10 YR AGO

Last updated

2024-08-06 07:51Z2 YR AGO

Reserved

2015-09-29

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
CWE-122Heap-based Buffer OverflowVariant

Data version

5.1

Document digest

31d6306992b6e6b645fa8011b568a0f2bff130966f3fd38575fb7c14d8b50000

05 Affected products

VendorProductVersionsPlatforms

fedoraprojectfedoraNot specified—

giflib_projectgiflibNot specified—

redhatenterprise_linuxNot specified—

redhatopenstack-optoolsNot specified—

06 References

packetstormsecurity.comhttp://packetstormsecurity.com/files/135034/giflib-5.1.1-Heap-Overflow.htmlx_refsource_MISC
www-01.ibm.comhttp://www-01.ibm.com/support/docview.wss?uid=isg3T1023474x_refsource_CONFIRM
lists.fedoraproject.orgFEDORA-2015-d423b3276fhttp://lists.fedoraproject.org/pipermail/package-announce/2016-January/174876.htmlvendor-advisoryx_refsource_FEDORA
www.securityfocus.com20151221 giflib: heap overflow in giffix (CVE-2015-7555)http://www.securityfocus.com/archive/1/537171/100/0/threadedmailing-listx_refsource_BUGTRAQ
source.android.comhttps://source.android.com/security/bulletin/2017-05-01x_refsource_CONFIRM
www.securitytracker.com1035331http://www.securitytracker.com/id/1035331vdb-entryx_refsource_SECTRACK
www.securityfocus.com81697http://www.securityfocus.com/bid/81697vdb-entryx_refsource_BID
seclists.org20151221 giflib: heap overflow in giffix (CVE-2015-7555)http://seclists.org/fulldisclosure/2015/Dec/83mailing-listx_refsource_FULLDISC

07 Fixed in

Debian 12

giflib
Fixed in 5.1.2-0.1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

giflib
Fixed in 5.1.2-0.1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

giflib
Fixed in 5.1.2-0.1

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.