Vulnerability identifier: #VU43961

Vulnerability risk: Medium

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2010-4650

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Buffer overflow in the fuse_do_ioctl function in fs/fuse/file.c in the Linux kernel before 2.6.37 allows local users to cause a denial of service or possibly have unspecified other impact by leveraging the ability to operate a CUSE server.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 2.6.36.1 - 2.6.36.3

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External links
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7572777eef78ebdee1ecb7c258c0ef94d35bad16
http://www.openwall.com/lists/oss-security/2011/01/06/18
http://bugzilla.redhat.com/show_bug.cgi?id=667892
http://github.com/torvalds/linux/commit/7572777eef78ebdee1ecb7c258c0ef94d35bad16

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.