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Date: Thu, 6 Jan 2011 09:18:11 -0700
From: dann frazier <dannf@...nf.org>
To: Ben Hutchings <ben@...adent.org.uk>,
"Steven M. Christey" <coley@...us.mitre.org>
Cc: Debian kernel maintainers <debian-kernel@...ts.debian.org>,
stable-review@...nel.org, oss-security@...ts.openwall.com
Subject: CVE Request: kernel [Re: Security review of 2.6.32.28]
On Thu, Jan 06, 2011 at 01:05:47AM +0000, Ben Hutchings wrote:
> These are the patches that looked security-relevant, from a fairly quick
> review:
Thanks for the review Ben! Steve, can you assign CVEs for the
following issues?
> [03/49] fuse: verify ioctl retries
> Kernel buffer overflow, but only CUSE servers could exploit it and
> /dev/cuse is normally restricted to root.
Upstream fix:
http://git.kernel.org/linus/7572777eef78ebdee1ecb7c258c0ef94d35bad16
Introduced in 2.6.29.
> [16/49] IB/uverbs: Handle large number of entries in poll CQ
> Fixes integer overflow and information leak which I assume can be triggered
> by unprivileged local users.
Sounds like it - Documentation/infiniband/user_verbs.txt says:
"Since the InfiniBand userspace verbs should be safe for use by
non-privileged processes, it may be useful to add an appropriate MODE
or GROUP to the udev rule."
Upstream fix:
http://git.kernel.org/linus/7182afea8d1afd432a17c18162cc3fd441d0da93
Introduced in 2.6.15.
> [20/49] orinoco: fix TKIP countermeasure behaviour
> Fixes cryptographic weakness potentially leaking information to remote
> (but physically nearby) users.
Upstream fix:
http://git.kernel.org/linus/0a54917c3fc295cb61f3fb52373c173fd3b69f48
Introduced in 2.6.28.
> [24/49] tracing: Fix panic when lseek() called on "trace" opened for writing
> File is normally only writable by root, so not a security issue.
ack
> [33/49] [SCSI] bfa: fix system crash when reading sysfs fc_host statistics
> Local denial-of-service.
> CVE-2010-4343
>
> [36/49] install_special_mapping skips security_file_mmap check.
> May enable privilege escalation through null pointer bugs that would
> otherwise only cause denial-of-service.
> CVE-2010-4346
>
> [42/49] sound: Prevent buffer overflow in OSS load_mixer_volumes
> Not relevant to Debian kernel images since we don't build OSS.
> CVE-2010-4257
>
> [44/49] ima: fix add LSM rule bug
> Allows subversion of IMA. Not relevant to Debian kernel images since we
> don't build IMA.
Upstream fix:
http://git.kernel.org/linus/867c20265459d30a01b021a9c1e81fb4c5832aa9
Introoduced in 2.6.30.
> [48/49] sctp: Fix a race between ICMP protocol unreachable and connect()
> Remote denial-of-service.
> CVE-2010-4526
>
> Ben.
>
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