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CVE-2018-19535

Published: 25 November 2018

In Exiv2 0.26 and previous versions, PngChunk::readRawProfile in pngchunk_int.cpp may cause a denial of service (application crash due to a heap-based buffer over-read) via a crafted PNG file.

Notes

AuthorNote
mdeslaur
1-byte invalid read

Priority

Low

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
exiv2
Launchpad, Ubuntu, Debian
bionic
Released (0.25-3.1ubuntu0.18.04.3)
cosmic
Released (0.25-4ubuntu0.2)
disco
Released (0.25-4ubuntu1.1)
trusty Does not exist
(trusty was needed)
upstream
Released (0.27-RC1)
xenial
Released (0.25-2.1ubuntu16.04.4)

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H