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Gentoo's Bugzilla – Attachment 44640 Details for
Bug 72317
Kernel: AF_UNIX Arbitrary Kernel Memory Modification (CAN-2004-{1068,1069})
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[patch]
2.4 Patch
linux-2.4.27-AF_UNIX.patch (text/plain), 515 bytes, created by
Tim Yamin (RETIRED)
on 2004-11-24 08:25:55 UTC
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Description:
2.4 Patch
Filename:
MIME Type:
Creator:
Tim Yamin (RETIRED)
Created:
2004-11-24 08:25:55 UTC
Size:
515 bytes
patch
obsolete
>--- linux-2.4.27/net/unix/af_unix.c 2004-11-24 08:23:21 -08:00 >+++ linux-2.4.28/net/unix/af_unix.c 2004-11-24 08:23:21 -08:00 >@@ -1403,9 +1403,11 @@ > > msg->msg_namelen = 0; > >+ down(&sk->protinfo.af_unix.readsem); >+ > skb = skb_recv_datagram(sk, flags, noblock, &err); > if (!skb) >- goto out; >+ goto out_unlock; > > wake_up_interruptible(&sk->protinfo.af_unix.peer_wait); > >@@ -1449,6 +1451,8 @@ > > out_free: > skb_free_datagram(sk,skb); >+out_unlock: >+ up(&sk->protinfo.af_unix.readsem); > out: > return err; > }
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bug 72317
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