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CVE-2018-1000222

Published: 20 August 2018

Libgd version 2.2.5 contains a Double Free Vulnerability vulnerability in gdImageBmpPtr Function that can result in Remote Code Execution . This attack appear to be exploitable via Specially Crafted Jpeg Image can trigger double free. This vulnerability appears to have been fixed in after commit ac16bdf2d41724b5a65255d4c28fb0ec46bc42f5.

Notes

AuthorNote
mdeslaur
php uses the system libgd2
leosilva
code not present in precise/esm

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
libgd2
Launchpad, Ubuntu, Debian
upstream Needed

trusty
Released (2.1.0-3ubuntu0.10)
xenial
Released (2.1.1-4ubuntu0.16.04.10)
bionic
Released (2.2.5-4ubuntu0.2)
php5
Launchpad, Ubuntu, Debian
upstream Needs triage

trusty Not vulnerable
(uses system gd)
xenial Does not exist

bionic Does not exist

php7.0
Launchpad, Ubuntu, Debian
upstream Needs triage

trusty Does not exist

xenial Not vulnerable
(uses system gd)
bionic Does not exist

php7.1
Launchpad, Ubuntu, Debian
upstream Needs triage

trusty Does not exist

xenial Does not exist

bionic Does not exist

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H