CVE-2015-7802

Publication date 12 October 2015

Last updated 25 August 2025

Ubuntu priority

Negligible

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

Description

gifread.c in gif2png, as used in OptiPNG before 0.7.6, allows remote attackers to cause a denial of service (uninitialized memory read) via a crafted GIF file.

Status

Package Ubuntu Release Status
optipng 15.10 wily
Fixed 0.7.5-1ubuntu0.1
15.04 vivid Ignored end of life
14.04 LTS trusty
Fixed 0.6.4-1ubuntu0.14.04.1
12.04 LTS precise
Fixed 0.6.4-1ubuntu0.12.04.1

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-2951-1
    • OptiPNG vulnerabilities
    • 18 April 2016

Other references