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CVE-2013-1986

18
FAUCET Score

CVE-2013-1986 describes multiple integer overflows in X.org libXrandr versions 1.4.0 and earlier, specifically within the XRRQueryOutputProperty and XRRQueryProviderProperty functions. This vulnerability has a CVSS score of 6.8, indicating a medium severity risk where an unauthenticated attacker could exploit it over the network with medium complexity to achieve partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, publicly available exploit code in Metasploit, Nuclei, or ExploitDB, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.4.0CPE matchmatch criteria
cpe:2.3:a:x:libxrandr:*:*:*:*:*:*:*:*
1.2.3CPE matchmatch criteria
cpe:2.3:a:x:libxrandr:1.2.3:*:*:*:*:*:*:*
1.2.99.1CPE matchmatch criteria
cpe:2.3:a:x:libxrandr:1.2.99.1:*:*:*:*:*:*:*
1.2.99.2CPE matchmatch criteria
cpe:2.3:a:x:libxrandr:1.2.99.2:*:*:*:*:*:*:*
1.2.99.3CPE matchmatch criteria
cpe:2.3:a:x:libxrandr:1.2.99.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.82%
Probability of exploitation in next 30 days
EPSS Percentile
76.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0182 is in the 57th percentile among its peer group of 19,954 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (23)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libdmx-0:1.1.3-3.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libX11-0:1.6.0-2.2.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libxcb-0:1.9.1-2.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXcursor-0:1.1.14-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXext-0:1.3.2-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXfixes-0:5.0.1-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXi-0:1.7.2-2.2.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXinerama-0:1.1.3-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXp-0:1.0.2-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXrandr-0:1.4.1-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXrender-0:0.9.8-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXres-0:1.0.7-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXt-0:1.1.4-6.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXtst-0:1.2.2-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXv-0:1.0.9-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXvMC-0:1.0.8-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXxf86dga-0:1.1.4-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXxf86vm-0:1.1.3-2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: xcb-proto-0:1.8-3.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: xkeyboard-config-0:2.11-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: xorg-x11-proto-devel-0:7.7-9.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: xorg-x11-xtrans-devel-0:1.3.4-1.el6
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libXrandr

Vendor Advisories (1)

redhatCVE-2013-1986Moderate

libXrandr: Multiple integer overflows leading to heap-based bufer overflows

May 23, 2013

References

lists.fedoraproject.org / pipermail/package-announce/2013-May/106857.html
lists.opensuse.org / opensuse-updates/2013-06/msg00156.html
debian.org / security/2013/dsa-2684
openwall.com / lists/oss-security/2013/05/23/3
ubuntu.com / usn/USN-1862-1
x.org / wiki/Development/Security/Advisory-2013-05-23
Vendor Advisory