CVE-2011-3353: Buffer Overflow
First published: Thu Sep 08 2011(Updated: )
Buffer overflow in the fuse_notify_inval_entry function in fs/fuse/dev.c in the Linux kernel before 3.1 allows local users to cause a denial of service (BUG_ON and system crash) by leveraging the ability to mount a FUSE filesystem.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux-2.6 | ||
| Linux kernel | <3.1 | |
| Linux Kernel | <3.1 |
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Reference Links
- https://github.com/torvalds/linux/commit/c2183d1e9b3f313dd8ba2b1b0197c8d9fb86a7ae
- http://www.openwall.com/lists/oss-security/2011/09/09/6
- https://bugzilla.redhat.com/show_bug.cgi?id=736761
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c2183d1e9b3f313dd8ba2b1b0197c8d9fb86a7ae
- https://launchpad.net/bugs/cve/CVE-2011-3353
- http://permalink.gmane.org/gmane.linux.kernel.commits.head/313266
- http://sourceforge.net/mailarchive/forum.php?thread_name=87liut4i7w.fsf%40tucsk.pomaz.szeredi.hu&forum_name=fuse-devel
- https://rhn.redhat.com/errata/RHSA-2011-1465.html
- https://rhn.redhat.com/errata/RHSA-2012-0010.html
- https://access.redhat.com/security/cve/CVE-2011-3353
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=748690
- https://security-tracker.debian.org/tracker/CVE-2011-3353
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3353
- https://nvd.nist.gov/vuln/detail/CVE-2011-3353
- https://ubuntu.com/security/CVE-2011-3353
Frequently Asked Questions
What is the severity of CVE-2011-3353?
CVE-2011-3353 has a severity rating that can lead to denial of service causing system crashes.
How do I fix CVE-2011-3353?
To fix CVE-2011-3353, ensure you are using a Linux kernel version 3.1 or higher that addresses the buffer overflow vulnerability.
Who is affected by CVE-2011-3353?
Local users on systems running Linux kernels prior to version 3.1 that support FUSE are affected by CVE-2011-3353.
What impact does CVE-2011-3353 have on systems?
CVE-2011-3353 can lead to a denial of service condition resulting in system crashes due to improper handling of the FUSE_NOTIFY_INVAL_ENTRY.
Is CVE-2011-3353 a remote vulnerability?
No, CVE-2011-3353 is a local vulnerability that requires local user access to exploit.
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