Vulnerability Details : CVE-2015-4002
drivers/staging/ozwpan/ozusbsvc1.c in the OZWPAN driver in the Linux kernel through 4.0.5 does not ensure that certain length values are sufficiently large, which allows remote attackers to cause a denial of service (system crash or large loop) or possibly execute arbitrary code via a crafted packet, related to the (1) oz_usb_rx and (2) oz_usb_handle_ep_data functions.
Vulnerability category: Execute codeDenial of service
Products affected by CVE-2015-4002
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-4002
4.46%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 88 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-4002
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.0
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:C |
10.0
|
8.5
|
NIST |
CWE ids for CVE-2015-4002
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-4002
-
http://www.ubuntu.com/usn/USN-2667-1
USN-2667-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.securityfocus.com/bid/74668
Linux Kernel 'ozwpan' Driver Multiple Denial of Service VulnerabilitiesThird Party Advisory;VDB Entry
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http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9a59029bc218b48eff8b5d4dde5662fd79d3e1a8
kernel/git/torvalds/linux.git - Linux kernel source treeVendor Advisory
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http://www.ubuntu.com/usn/USN-2665-1
USN-2665-1: Linux kernel (Vivid HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://openwall.com/lists/oss-security/2015/06/05/7
oss-security - Re: CVE Request: Linux Kernel Ozwpan Driver - Remote packet-of-death vulnerabilitiesMailing List
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http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html
[security-announce] openSUSE-SU-2015:1382-1: important: Security updateMailing List;Third Party Advisory
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http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d114b9fe78c8d6fc6e70808c2092aa307c36dc8e
kernel/git/torvalds/linux.git - Linux kernel source treeVendor Advisory
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https://github.com/torvalds/linux/commit/9a59029bc218b48eff8b5d4dde5662fd79d3e1a8
ozwpan: unchecked signed subtraction leads to DoS · torvalds/linux@9a59029 · GitHubVendor Advisory
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https://github.com/torvalds/linux/commit/d114b9fe78c8d6fc6e70808c2092aa307c36dc8e
ozwpan: Use proper check to prevent heap overflow · torvalds/linux@d114b9f · GitHubVendor Advisory
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