CVE-2011-3191: Buffer Overflow
First published: Wed Aug 24 2011(Updated: )
Integer signedness error in the CIFSFindNext function in fs/cifs/cifssmb.c in the Linux kernel before 3.1 allows remote CIFS servers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a large length value in a response to a read request for a directory.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <3.0.5 | |
| Redhat Enterprise Linux | =4.0 | |
| debian/linux-2.6 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2011/08/24/2
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
- https://github.com/torvalds/linux/commit/9438fabb73eb48055b58b89fc51e0bc4db22fabd
- https://bugzilla.redhat.com/show_bug.cgi?id=732869
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9438fabb73eb48055b58b89fc51e0bc4db22fabd
- https://launchpad.net/bugs/cve/CVE-2011-3191
- http://www.spinics.net/lists/linux-cifs/msg03950.html
- https://rhn.redhat.com/errata/RHSA-2011-1386.html
- https://rhn.redhat.com/errata/RHSA-2011-1465.html
- https://rhn.redhat.com/errata/RHSA-2012-0010.html
- https://access.redhat.com/support/policy/updates/errata/
- http://git.kernel.org/?p=linux/kernel/git/sfrench/cifs-2.6.git;a=commitdiff;h=c32dfffaf59f73bbcf4472141b851a4dc5db2bf0
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=748683
- https://security-tracker.debian.org/tracker/CVE-2011-3191
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3191
- https://nvd.nist.gov/vuln/detail/CVE-2011-3191
- https://ubuntu.com/security/CVE-2011-3191
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