DivestOS/Patches/Linux_CVEs/CVE-2017-7187/ANY/0.patch
2017-11-02 15:07:05 -04:00

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<tr><td class='sub'>Linux kernel source tree</td><td class='sub right'>Linus Torvalds</td></tr></table>
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<tr><th>author</th><td><span class='libravatar'><img class='inline' src='//seccdn.libravatar.org/avatar/4eec58130038acd6aaabcca082619069?s=13&amp;d=retro' /><img class='onhover' src='//seccdn.libravatar.org/avatar/4eec58130038acd6aaabcca082619069?s=128&amp;d=retro' /></span>peter chang &lt;dpf@google.com&gt;</td><td class='right'>2017-02-15 14:11:54 -0800</td></tr>
<tr><th>committer</th><td><span class='libravatar'><img class='inline' src='//seccdn.libravatar.org/avatar/5fa3a7a6a7d7cc494ebd696ac297e701?s=13&amp;d=retro' /><img class='onhover' src='//seccdn.libravatar.org/avatar/5fa3a7a6a7d7cc494ebd696ac297e701?s=128&amp;d=retro' /></span>Martin K. Petersen &lt;martin.petersen@oracle.com&gt;</td><td class='right'>2017-03-16 19:46:33 -0400</td></tr>
<tr><th>commit</th><td colspan='2' class='sha1'><a href='/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bf33f87dd04c371ea33feb821b60d63d754e3124'>bf33f87dd04c371ea33feb821b60d63d754e3124</a> (<a href='/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=bf33f87dd04c371ea33feb821b60d63d754e3124'>patch</a>)</td></tr>
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<tr><th>parent</th><td colspan='2' class='sha1'><a href='/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=645b8ef5943f95b74240568105ce2be21c6640b4'>645b8ef5943f95b74240568105ce2be21c6640b4</a> (<a href='/pub/scm/linux/kernel/git/torvalds/linux.git/diff/?id=bf33f87dd04c371ea33feb821b60d63d754e3124&amp;id2=645b8ef5943f95b74240568105ce2be21c6640b4'>diff</a>)</td></tr><tr><th>download</th><td colspan='2' class='sha1'><a href='/pub/scm/linux/kernel/git/torvalds/linux.git/snapshot/linux-bf33f87dd04c371ea33feb821b60d63d754e3124.tar.gz'>linux-bf33f87dd04c371ea33feb821b60d63d754e3124.tar.gz</a><br/></td></tr></table>
<div class='commit-subject'>scsi: sg: check length passed to SG_NEXT_CMD_LEN</div><div class='commit-msg'>The user can control the size of the next command passed along, but the
value passed to the ioctl isn't checked against the usable max command
size.
Cc: &lt;stable@vger.kernel.org&gt;
Signed-off-by: Peter Chang &lt;dpf@google.com&gt;
Acked-by: Douglas Gilbert &lt;dgilbert@interlog.com&gt;
Signed-off-by: Martin K. Petersen &lt;martin.petersen@oracle.com&gt;
</div><div class='diffstat-header'><a href='/pub/scm/linux/kernel/git/torvalds/linux.git/diff/?id=bf33f87dd04c371ea33feb821b60d63d754e3124'>Diffstat</a></div><table summary='diffstat' class='diffstat'><tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/pub/scm/linux/kernel/git/torvalds/linux.git/diff/drivers/scsi/sg.c?id=bf33f87dd04c371ea33feb821b60d63d754e3124'>drivers/scsi/sg.c</a></td><td class='right'>2</td><td class='graph'><table summary='file diffstat' width='2%'><tr><td class='add' style='width: 100.0%;'/><td class='rem' style='width: 0.0%;'/><td class='none' style='width: 0.0%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>1 files changed, 2 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td><div class='head'>diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c<br/>index e831e01..849ff810 100644<br/>--- a/<a href='/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/scsi/sg.c?id=645b8ef5943f95b74240568105ce2be21c6640b4'>drivers/scsi/sg.c</a><br/>+++ b/<a href='/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/scsi/sg.c?id=bf33f87dd04c371ea33feb821b60d63d754e3124'>drivers/scsi/sg.c</a></div><div class='hunk'>@@ -996,6 +996,8 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)</div><div class='ctx'> result = get_user(val, ip);</div><div class='ctx'> if (result)</div><div class='ctx'> return result;</div><div class='add'>+ if (val &gt; SG_MAX_CDB_SIZE)</div><div class='add'>+ return -ENOMEM;</div><div class='ctx'> sfp-&gt;next_cmd_len = (val &gt; 0) ? val : 0;</div><div class='ctx'> return 0;</div><div class='ctx'> case SG_GET_VERSION_NUM:</div></td></tr></table></div> <!-- class=content -->
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