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Date:      Fri, 29 Jan 2021 00:18:43 GMT
From:      Ed Maste <emaste@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org
Subject:   git: 612e060c036f - releng/11.4 - ffs: avoid creating corrupt extattrfile
Message-ID:  <202101290018.10T0IhI9079557@gitrepo.freebsd.org>

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The branch releng/11.4 has been updated by emaste:

URL: https://cgit.FreeBSD.org/src/commit/?id=612e060c036f9328e6c19a3525d33d1d33006e04

commit 612e060c036f9328e6c19a3525d33d1d33006e04
Author:     Ed Maste <emaste@FreeBSD.org>
AuthorDate: 2021-01-18 16:58:38 +0000
Commit:     Ed Maste <emaste@FreeBSD.org>
CommitDate: 2021-01-29 00:06:55 +0000

    ffs: avoid creating corrupt extattrfile
    
    This is part of r312416 / e6790841f749, suggested by ml@netfence.it,
    and will stop the kernel from creating corrupt extattr.
    
    PR:             244089
    (cherry picked from commit eebccaae36722f62bc8f05e6c71b867d69faca5f)
    
    Approved by:    so
---
 sys/ufs/ffs/ffs_vnops.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/ufs/ffs/ffs_vnops.c b/sys/ufs/ffs/ffs_vnops.c
index 1cbd36de452b..586ff0cb3b7b 100644
--- a/sys/ufs/ffs/ffs_vnops.c
+++ b/sys/ufs/ffs/ffs_vnops.c
@@ -1663,7 +1663,7 @@ vop_setextattr {
 	*p++ = ap->a_attrnamespace;
 	*p++ = eapad2;
 	*p++ = strlen(ap->a_name);
-	strcpy(p, ap->a_name);
+	memcpy(p, ap->a_name, strlen(ap->a_name));
 	p += strlen(ap->a_name);
 	bzero(p, eapad1);
 	p += eapad1;



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