CVE-2016-7944

Critical

Description

Integer overflow in X.org libXfixes before 5.0.3 on 32-bit platforms might allow remote X servers to gain privileges via a length value of INT_MAX, which triggers the client to stop reading data and get out of sync.

SeverityCritical

CVSS9.8

Exploit probability—

Product

X.org Libxfixes

PublishedDec 13, 2016

First seenDec 13, 2016

How to fix

Vendor advisories

security.gentoo.org/glsa/201704-03
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GE43MDCRGS4R7MRRZNVSLREHRLU5OHCV/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4CE6VJWBMOWLSCH4OP4TAEPIA7NP53ON/

Affected products

Product	Affected versions	Fixed in
x.org libxfixes	v ≤ 5.0.2	—
fedoraproject fedora	24, 25	—

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