CVE-2011-3353

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-05-24 · updated 2026-06-16
Weakness: CWE-120

Description

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.

Affected products

Linux kernel: before 3.1 — fixed in 3.1

How to fix

Upgrade to a fixed version: Linux kernel 3.1. Check the vendor advisory for mitigations.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c2183d1e9b3f313dd8ba2b1b0197c8d9fb86a7ae
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
http://www.openwall.com/lists/oss-security/2011/09/09/6
https://bugzilla.redhat.com/show_bug.cgi?id=736761
https://github.com/torvalds/linux/commit/c2183d1e9b3f313dd8ba2b1b0197c8d9fb86a7ae
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c2183d1e9b3f313dd8ba2b1b0197c8d9fb86a7ae
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
http://www.openwall.com/lists/oss-security/2011/09/09/6
https://bugzilla.redhat.com/show_bug.cgi?id=736761
https://github.com/torvalds/linux/commit/c2183d1e9b3f313dd8ba2b1b0197c8d9fb86a7ae

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