openSUSE Security Update: Security update for gcc7
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2020:2300-1
Rating:             moderate
References:         #1150164 #1161913 #1167939 #1172798 #1178577 
                    #1178614 #1178624 #1178675 
Cross-References:   CVE-2020-13844
Affected Products:
                    openSUSE Leap 15.1
______________________________________________________________________________

   An update that solves one vulnerability and has 7 fixes is
   now available.

Description:

   This update for gcc7 fixes the following issues:

   - CVE-2020-13844: Added mitigation for aarch64 Straight Line Speculation
     issue (bsc#1172798)
   - Enable fortran for the nvptx offload compiler.
   - Update README.First-for.SuSE.packagers
   - avoid assembler errors with AVX512 gather and scatter instructions when
     using -masm=intel.
   - Backport the aarch64 -moutline-atomics feature and accumulated fixes but
     not its default enabling.  [jsc#SLE-12209, bsc#1167939]
   - Fixed 32bit libgnat.so link.  [bsc#1178675]
   - Fixed memcpy miscompilation on aarch64. [bsc#1178624, bsc#1178577]
   - Fixed debug line info for try/catch.  [bsc#1178614]
   - Remove -mbranch-protection=standard (aarch64 flag) when gcc7 is used to
     build gcc7 (ie when ada is enabled)
   - Fixed corruption of pass private ->aux via DF. [gcc#94148]
   - Fixed debug information issue with inlined functions and passed by
     reference arguments.  [gcc#93888]
   - Fixed binutils release date detection issue.
   - Fixed register allocation issue with exception handling code on s390x.
     [bsc#1161913]
   - Fixed miscompilation of some atomic code on aarch64. [bsc#1150164]

   This update was imported from the SUSE:SLE-15:Update update project.


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 15.1:

      zypper in -t patch openSUSE-2020-2300=1



Package List:

   - openSUSE Leap 15.1 (i586 x86_64):

      cpp7-7.5.0+r278197-lp151.2.15.1
      cpp7-debuginfo-7.5.0+r278197-lp151.2.15.1
      gcc7-7.5.0+r278197-lp151.2.15.1
      gcc7-ada-7.5.0+r278197-lp151.2.15.1
      gcc7-ada-debuginfo-7.5.0+r278197-lp151.2.15.1
      gcc7-c++-7.5.0+r278197-lp151.2.15.1
      gcc7-c++-debuginfo-7.5.0+r278197-lp151.2.15.1
      gcc7-debuginfo-7.5.0+r278197-lp151.2.15.1
      gcc7-debugsource-7.5.0+r278197-lp151.2.15.1
      gcc7-fortran-7.5.0+r278197-lp151.2.15.1
      gcc7-fortran-debuginfo-7.5.0+r278197-lp151.2.15.1
      gcc7-go-7.5.0+r278197-lp151.2.15.1
      gcc7-go-debuginfo-7.5.0+r278197-lp151.2.15.1
      gcc7-locale-7.5.0+r278197-lp151.2.15.1
      gcc7-obj-c++-7.5.0+r278197-lp151.2.15.1
      gcc7-obj-c++-debuginfo-7.5.0+r278197-lp151.2.15.1
      gcc7-objc-7.5.0+r278197-lp151.2.15.1
      gcc7-objc-debuginfo-7.5.0+r278197-lp151.2.15.1
      libada7-7.5.0+r278197-lp151.2.15.1
      libada7-debuginfo-7.5.0+r278197-lp151.2.15.1
      libasan4-7.5.0+r278197-lp151.2.15.1
      libasan4-debuginfo-7.5.0+r278197-lp151.2.15.1
      libcilkrts5-7.5.0+r278197-lp151.2.15.1
      libcilkrts5-debuginfo-7.5.0+r278197-lp151.2.15.1
      libgfortran4-7.5.0+r278197-lp151.2.15.1
      libgfortran4-debuginfo-7.5.0+r278197-lp151.2.15.1
      libgo11-7.5.0+r278197-lp151.2.15.1
      libgo11-debuginfo-7.5.0+r278197-lp151.2.15.1
      libstdc++6-devel-gcc7-7.5.0+r278197-lp151.2.15.1
      libubsan0-7.5.0+r278197-lp151.2.15.1
      libubsan0-debuginfo-7.5.0+r278197-lp151.2.15.1

   - openSUSE Leap 15.1 (noarch):

      gcc7-info-7.5.0+r278197-lp151.2.15.1

   - openSUSE Leap 15.1 (x86_64):

      gcc7-32bit-7.5.0+r278197-lp151.2.15.1
      gcc7-ada-32bit-7.5.0+r278197-lp151.2.15.1
      gcc7-c++-32bit-7.5.0+r278197-lp151.2.15.1
      gcc7-fortran-32bit-7.5.0+r278197-lp151.2.15.1
      gcc7-go-32bit-7.5.0+r278197-lp151.2.15.1
      gcc7-obj-c++-32bit-7.5.0+r278197-lp151.2.15.1
      gcc7-objc-32bit-7.5.0+r278197-lp151.2.15.1
      libada7-32bit-7.5.0+r278197-lp151.2.15.1
      libada7-32bit-debuginfo-7.5.0+r278197-lp151.2.15.1
      libasan4-32bit-7.5.0+r278197-lp151.2.15.1
      libasan4-32bit-debuginfo-7.5.0+r278197-lp151.2.15.1
      libcilkrts5-32bit-7.5.0+r278197-lp151.2.15.1
      libcilkrts5-32bit-debuginfo-7.5.0+r278197-lp151.2.15.1
      libgfortran4-32bit-7.5.0+r278197-lp151.2.15.1
      libgfortran4-32bit-debuginfo-7.5.0+r278197-lp151.2.15.1
      libgo11-32bit-7.5.0+r278197-lp151.2.15.1
      libgo11-32bit-debuginfo-7.5.0+r278197-lp151.2.15.1
      libstdc++6-devel-gcc7-32bit-7.5.0+r278197-lp151.2.15.1
      libubsan0-32bit-7.5.0+r278197-lp151.2.15.1
      libubsan0-32bit-debuginfo-7.5.0+r278197-lp151.2.15.1


References:

   https://www.suse.com/security/cve/CVE-2020-13844.html
   https://bugzilla.suse.com/1150164
   https://bugzilla.suse.com/1161913
   https://bugzilla.suse.com/1167939
   https://bugzilla.suse.com/1172798
   https://bugzilla.suse.com/1178577
   https://bugzilla.suse.com/1178614
   https://bugzilla.suse.com/1178624
   https://bugzilla.suse.com/1178675
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