CVE-2013-7439

Severity

75%

Complexity

99%

Confidentiality

106%

Multiple off-by-one errors in the (1) MakeBigReq and (2) SetReqLen macros in include/X11/Xlibint.h in X11R6.x and libX11 before 1.6.0 allow remote attackers to have unspecified impact via a crafted request, which triggers a buffer overflow.

Multiple off-by-one errors in the (1) MakeBigReq and (2) SetReqLen macros in include/X11/Xlibint.h in X11R6.x and libX11 before 1.6.0 allow remote attackers to have unspecified impact via a crafted request, which triggers a buffer overflow.

CVSS 2.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P).

Overview

First reported 9 years ago

2015-04-16 14:59:00

Last updated 8 years ago

2016-10-18 03:43:00

Affected Software

X.Org libX11 1.0.1

1.0.1

x.org libX11 1.0.2

1.0.2

x.org libX11 1.0.3

1.0.3

X.Org libX11 1.1

1.1

X.Org libX11 1.1 release candidate 1

1.1

X.Org libX11 1.1 release candidate 2

1.1

X.Org libX11 1.1.4

1.1.4

X.Org libX11 1.1.5

1.1.5

X.Org libX11 1.1.6

1.1.6

X.Org libX11 1.1.99.1

1.1.99.1

X.Org libX11 1.1.99.2

1.1.99.2

X.Org libX11 1.2

1.2

X.Org libX11 1.2.1

1.2.1

X.Org libX11 1.2.2

1.2.2

X.Org libX11 1.3

1.3

X.Org libX11 1.3.1

1.3.1

X.Org libX11 1.3.2

1.3.2

X.Org libX11 1.3.3

1.3.3

X.Org libX11 1.3.4

1.3.4

X.Org libX11 1.3.5

1.3.5

X.Org libX11 1.3.6

1.3.6

X.Org libX11 1.3.99.901

1.3.99.901

X.Org libX11 1.3.99.902

1.3.99.902

X.Org libX11 1.3.99.903

1.3.99.903

X.Org libX11 1.4.0

1.4.0

X.Org libX11 1.4.1

1.4.1

X.Org libX11 1.4.2

1.4.2

X.Org libX11 1.4.3

1.4.3

X.Org libX11 1.4.4

1.4.4

X.Org libX11 1.4.99.901

1.4.99.901

X.Org libX11 1.4.99.902

1.4.99.902

x.org libX11 1.5.0

1.5.0

x.org libX11 1.5.99.901

1.5.99.901

X.Org libX11 1.5.99.902

1.5.99.902

Canonical Ubuntu Linux 12.04 LTS

12.04

Canonical Ubuntu Linux 14.04 LTS (Long-Term Support)

14.04

Canonical Ubuntu Linux 14.10

14.10

Debian Linux 7.0

7.0

X.Org X11R6.0

6.0

X.Org X11R6.1

6.1

X.Org X11 6.3

6.3

X.Org X11 6.4

6.4

X.Org X11 6.5.1

6.5.1

X.Org X11 6.6

6.6

X.Org X11R6.7

6.7

X.Org X11 6.8.0

6.8.0

X.Org X11 6.8.1

6.8.1

X.Org X11 6.8.2

6.8.2

X.Org X11 6.9

6.9

References

[xorg-announce] 20150414 [ANNOUNCE] X.Org Security Advisory: Buffer overflow in MakeBigReq macro

Patch, Vendor Advisory

[oss-security] 20150409 Re: CVE Request: libX11: buffer overflow in MakeBigReq macro

Third Party Advisory, VDB Entry

DSA-3224

Third Party Advisory

http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html

73962

Third Party Advisory, VDB Entry

USN-2568-1

Third Party Advisory

https://bugs.freedesktop.org/show_bug.cgi?id=56508

Issue Tracking

Stay updated

ExploitPedia is constantly evolving. Sign up to receive a notification when we release additional functionality.

Get in touch

If you'd like to report a bug or have any suggestions for improvements then please do get in touch with us using this form. We will get back to you as soon as we can.