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Debian Security Advisory DSA 3542-1 (mercurial - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

6.8

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

6 years ago

Modified

Modified

1 year ago

Summary

Several vulnerabilities have been discovered in Mercurial, a distributed version control system. The Common Vulnerabilities and Exposures project identifies the following issues: CVE-2016-3068 Blake Burkhart discovered that Mercurial allows URLs for Git subrepositories that could result in arbitrary code execution on clone. CVE-2016-3069 Blake Burkhart discovered that Mercurial allows arbitrary code execution when converting Git repositories with specially crafted names. CVE-2016-3630 It was discovered that Mercurial does not properly perform bounds-checking in its binary delta decoder, which may be exploitable for remote code execution via clone, push or pull.

Affected Software

Affected Software

mercurial on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For the oldstable distribution (wheezy), these problems have been fixed in version 2.2.2-4+deb7u2. For the stable distribution (jessie), these problems have been fixed in version 3.1.2-2+deb8u2. For the unstable distribution (sid), these problems have been fixed in version 3.7.3-1. We recommend that you upgrade your mercurial packages.

Common Vulnerabilities and Exposures (CVE)