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CVE-2016-6207

Published: 21 July 2016

Integer overflow in the _gdContributionsAlloc function in gd_interpolation.c in GD Graphics Library (aka libgd) before 2.2.3 allows remote attackers to cause a denial of service (out-of-bounds memory write or memory consumption) via unspecified vectors.

Notes

AuthorNote
mdeslaur
php uses the system libgd2

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
libgd2
Launchpad, Ubuntu, Debian
precise Not vulnerable
(code not present)
trusty
Released (2.1.0-3ubuntu0.3)
upstream Needs triage

wily Ignored
(end of life)
xenial
Released (2.1.1-4ubuntu0.16.04.3)
Patches:
upstream: https://github.com/libgd/libgd/commit/0dd40abd6d5b3e53a6b745dd4d6cf94b70010989
upstream: https://github.com/libgd/libgd/commit/d325888a9fe3c9681e4a9aad576de2c5cd5df2ef
upstream: https://github.com/libgd/libgd/commit/ff9113c80a32205d45205d3ea30965b25480e0fb
upstream: https://github.com/libgd/libgd/commit/f60ec7a546499f9446063a4dbe755be9523d8232
upstream: https://github.com/libgd/libgd/commit/7a28c235890c95e6010e7b0d0f7c7369367168ef
upstream: https://github.com/libgd/libgd/commit/0dd1706c14abced200f8e5f83d2f86dc44cd9508
upstream: https://github.com/libgd/libgd/commit/8b7e76dd370e068515162e74986f7968dddc7384
php5
Launchpad, Ubuntu, Debian
precise Not vulnerable
(uses system gd)
trusty Not vulnerable
(uses system gd)
upstream Needs triage

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

php7.0
Launchpad, Ubuntu, Debian
precise Does not exist

trusty Does not exist

upstream Needs triage

wily Does not exist

xenial Not vulnerable
(uses system gd)

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