]> git.ipfire.org Git - thirdparty/glibc.git/commit
arm: CVE-2020-6096: Fix multiarch memcpy for negative length [BZ #25620]
authorAlexander Anisimov <a.anisimov@omprussia.ru>
Wed, 8 Jul 2020 12:18:31 +0000 (14:18 +0200)
committerFlorian Weimer <fweimer@redhat.com>
Wed, 8 Jul 2020 12:18:31 +0000 (14:18 +0200)
commitbeea361050728138b82c57dda0c4810402d342b9
treeb32b2acd76795b252a4d1eea116453b79f5c3a62
parent79a4fa341b8a89cb03f84564fd72abaa1a2db394
arm: CVE-2020-6096: Fix multiarch memcpy for negative length [BZ #25620]

Unsigned branch instructions could be used for r2 to fix the wrong
behavior when a negative length is passed to memcpy.
This commit fixes the armv7 version.
sysdeps/arm/armv7/multiarch/memcpy_impl.S