git: 7f4bc4555a53 - stable/13 - compat32: Zero struct to avoid stack disclosure
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Date: Wed, 13 May 2026 14:19:34 UTC
The branch stable/13 has been updated by emaste:
URL: https://cgit.FreeBSD.org/src/commit/?id=7f4bc4555a53f32c5990d16afe4cfab7aaf6f053
commit 7f4bc4555a53f32c5990d16afe4cfab7aaf6f053
Author: Ed Maste <emaste@FreeBSD.org>
AuthorDate: 2026-03-11 15:02:18 +0000
Commit: Ed Maste <emaste@FreeBSD.org>
CommitDate: 2026-05-13 14:06:05 +0000
compat32: Zero struct to avoid stack disclosure
Reported by: Adam Crosser, Praetorian
Reviewed by: philip
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D55811
(cherry picked from commit 097cb4e9f0432c543c704cec712ce1cd3302335c)
(cherry picked from commit 4551ea3b3f04650cd5300a9eae8994bdb080db91)
(cherry picked from commit 6a808cd7534802d30010fb0a7f46381ff9f6ef3f)
---
sys/compat/freebsd32/freebsd32_misc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sys/compat/freebsd32/freebsd32_misc.c b/sys/compat/freebsd32/freebsd32_misc.c
index ee0119dba5af..316578f9bb97 100644
--- a/sys/compat/freebsd32/freebsd32_misc.c
+++ b/sys/compat/freebsd32/freebsd32_misc.c
@@ -619,7 +619,7 @@ static int
freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count)
{
struct freebsd32_kevent_args *uap;
- struct kevent32 ks32[KQ_NEVENTS];
+ struct kevent32 ks32[KQ_NEVENTS] = {};
uint64_t e;
int i, j, error;