CVE-2018-6612 Information

Description

An integer underflow bug in the process_EXIF function of the exif.c file of jhead 3.00 raises a heap-based buffer over-read when processing a malicious JPEG file which may allow a remote attacker to cause a denial-of-service attack or unspecified other impact.

CVSS Vector

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

Reference

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889272 https://launchpad.net/ubuntu/+source/jhead/1:3.00-6

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5