Memory corruption in Linux kernel staging ozwpan driver

1) Memory corruption

EUVDB-ID: #VU92497

Risk: Low

CVSSv4.0: 6.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2015-4002

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to memory corruption error within the oz_usb_rx() function in drivers/staging/ozwpan/ozusbsvc1.c. A remote non-authenticated attacker can read and manipulate data.

Mitigation

Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

CPE2.3

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d114b9fe78c8d6fc6e70808c2092aa307c36dc8e
https://openwall.com/lists/oss-security/2015/06/05/7
https://github.com/torvalds/linux/commit/9a59029bc218b48eff8b5d4dde5662fd79d3e1a8
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9a59029bc218b48eff8b5d4dde5662fd79d3e1a8
https://github.com/torvalds/linux/commit/d114b9fe78c8d6fc6e70808c2092aa307c36dc8e
https://www.securityfocus.com/bid/74668
https://lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html
https://www.ubuntu.com/usn/USN-2667-1
https://www.ubuntu.com/usn/USN-2665-1

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.