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Red Hat Bugzilla – Attachment 313512 Details for
Bug 457995
CVE-2008-3272 kernel snd_seq_oss_synth_make_info leak
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[patch]
Upstream patch for this issue
0001-sound-ensure-device-number-is-valid-in-snd_seq_oss_.patch (text/plain), 1.24 KB, created by
Eugene Teo (Security Response)
on 2008-08-06 02:05:43 UTC
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Description:
Upstream patch for this issue
Filename:
MIME Type:
Creator:
Eugene Teo (Security Response)
Created:
2008-08-06 02:05:43 UTC
Size:
1.24 KB
patch
obsolete
>From 82e68f7ffec3800425f2391c8c86277606860442 Mon Sep 17 00:00:00 2001 >From: Willy Tarreau <w@1wt.eu> >Date: Sat, 2 Aug 2008 18:25:16 +0200 >Subject: [PATCH] sound: ensure device number is valid in snd_seq_oss_synth_make_info > >snd_seq_oss_synth_make_info() incorrectly reports information >to userspace without first checking for the validity of the >device number, leading to possible information leak (CVE-2008-3272). > >Reported-By: Tobias Klein <tk@trapkit.de> >Acked-and-tested-by: Takashi Iwai <tiwai@suse.de> >Cc: stable@kernel.org >Signed-off-by: Willy Tarreau <w@1wt.eu> >Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> >--- > sound/core/seq/oss/seq_oss_synth.c | 3 +++ > 1 files changed, 3 insertions(+), 0 deletions(-) > >diff --git a/sound/core/seq/oss/seq_oss_synth.c b/sound/core/seq/oss/seq_oss_synth.c >index 558dadb..e024e45 100644 >--- a/sound/core/seq/oss/seq_oss_synth.c >+++ b/sound/core/seq/oss/seq_oss_synth.c >@@ -604,6 +604,9 @@ snd_seq_oss_synth_make_info(struct seq_oss_devinfo *dp, int dev, struct synth_in > { > struct seq_oss_synth *rec; > >+ if (dev < 0 || dev >= dp->max_synthdev) >+ return -ENXIO; >+ > if (dp->synths[dev].is_midi) { > struct midi_info minf; > snd_seq_oss_midi_make_info(dp, dp->synths[dev].midi_mapped, &minf); >-- >1.5.5.1 >
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Attachments on
bug 457995
: 313512