openSUSE Security Update: Security update for mercurial
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Announcement ID:    openSUSE-SU-2018:2023-1
Rating:             moderate
References:         #1100353 #1100354 #1100355 
Cross-References:   CVE-2018-13346 CVE-2018-13347 CVE-2018-13348
                   
Affected Products:
                    openSUSE Leap 42.3
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for mercurial fixes the following issues:

   Security issues fixed:

   - CVE-2018-13348: Fix the mpatch_decode function in mpatch.c that
     mishandles certain situations where there should be at least 12 bytes
     remaining after thecurrent position in the patch data (boo#1100353).
   - CVE-2018-13347: Fix mpatch.c that mishandles integer addition and
     subtraction (boo#1100355).
   - CVE-2018-13346: Fix the mpatch_apply function in mpatch.c that
     incorrectly proceeds in cases where the fragment start is past the end
     of the original data (boo#1100354).


Patch Instructions:

   To install this openSUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - openSUSE Leap 42.3:

      zypper in -t patch openSUSE-2018-734=1



Package List:

   - openSUSE Leap 42.3 (i586 x86_64):

      mercurial-4.2.3-15.1
      mercurial-debuginfo-4.2.3-15.1
      mercurial-debugsource-4.2.3-15.1

   - openSUSE Leap 42.3 (noarch):

      mercurial-lang-4.2.3-15.1


References:

   https://www.suse.com/security/cve/CVE-2018-13346.html
   https://www.suse.com/security/cve/CVE-2018-13347.html
   https://www.suse.com/security/cve/CVE-2018-13348.html
   https://bugzilla.suse.com/1100353
   https://bugzilla.suse.com/1100354
   https://bugzilla.suse.com/1100355

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