[Bug binutils/24247] readelf: heap buffer overflow in unw_decode_p2_p5

[cvs-commit at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=24247

--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by Nick Clifton <address@hidden>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5cacf1c88f8afa5a3a1fb6d88c297e19d99f21e0

commit 5cacf1c88f8afa5a3a1fb6d88c297e19d99f21e0
Author: Nick Clifton <address@hidden>
Date:   Thu Feb 21 10:54:12 2019 +0000

    Fix illegal memory accesses by readelf when parsing corrupt IA64 unwind
information.

        PR 24247
        * unwind-ia64.c: Include sysdep.h.
        (unw_decode_x1): Check current pointer against end pointer before
        accessing memory.
        (unw_decode_x2): Likewise.
        (unw_decode_x3): Likewise.
        (unw_decode_x4): Likewise.
        (unw_decode_r2): Likewise.
        (unw_decode_p2_p5): Likewise.
        (unw_decode_p7_p10): Likewise.
        (unw_decode): Likewise.

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