[Bug string/33060] Power 10 strncmp clobbers nonvolatile vector registers (CVE-2025-5745)

[carlos at redhat dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=33060

--- Comment #3 from Carlos O'Donell <carlos at redhat dot com> ---
Fixed in master, still needs fixing in older branches.

commit 63c60101ce7c5eac42be90f698ba02099b41b965
Author: Carlos O'Donell <carlos@redhat.com>
Date:   Wed Jun 11 09:19:17 2025 -0400

    ppc64le: Revert "powerpc: Optimized strncmp for power10" (CVE-2025-5745)

    This reverts commit 23f0d81608d0ca6379894ef81670cf30af7fd081

    Reason for revert: Power10 strncmp clobbers non-volatile vector
    registers (Bug 33060)

    Tested on ppc64le with no regressions.

-- 
You are receiving this mail because:
You are on the CC list for the bug.