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[Bug libc/20435] Missing unwind info in __startcontext causes infinite loop in _Unwind_Backtrace (CVE-2016-6323)
- From: "cvs-commit at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Thu, 18 Aug 2016 12:54:46 +0000
- Subject: [Bug libc/20435] Missing unwind info in __startcontext causes infinite loop in _Unwind_Backtrace (CVE-2016-6323)
- Auto-submitted: auto-generated
- References: <bug-20435-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=20435
--- Comment #8 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
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The branch, release/2.23/master has been updated
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from 3a97372dbe373e02cb1d4053a449d246c32cf454 (commit)
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- Log -----------------------------------------------------------------
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=23446cad92195d8c50092410b4f72ca7f6d1d2f1
commit 23446cad92195d8c50092410b4f72ca7f6d1d2f1
Author: Andreas Schwab <schwab@suse.de>
Date: Thu Aug 18 11:38:28 2016 +0200
arm: mark __startcontext as .cantunwind (bug 20435)
__startcontext marks the bottom of the call stack of the contexts created
by makecontext.
(cherry picked from commit 9e2ff6c9cc54c0b4402b8d49e4abe7000fde7617)
Also includes the NEWS update, cherry-picked from commits
056dd72af83f5459ce6d545a49dea6dba7d635dc and
4d047efdbc55b0d68947cde682e5363d16a66294.
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 ++++++
NEWS | 6 ++++++
sysdeps/unix/sysv/linux/arm/setcontext.S | 7 +++++++
3 files changed, 19 insertions(+), 0 deletions(-)
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