Vulnerability Details CVE-2017-8071
drivers/hid/hid-cp2112.c in the Linux kernel 4.9.x before 4.9.9 uses a spinlock without considering that sleeping is possible in a USB HID request callback, which allows local users to cause a denial of service (deadlock) via unspecified vectors.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 15.3%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 2.1
References
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.9
- http://www.openwall.com/lists/oss-security/2017/04/16/4
- http://www.securityfocus.com/bid/97991
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7a7b5df84b6b4e5d599c7289526eed96541a0654
- https://github.com/torvalds/linux/commit/7a7b5df84b6b4e5d599c7289526eed96541a0654
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.9
- http://www.openwall.com/lists/oss-security/2017/04/16/4
- http://www.securityfocus.com/bid/97991
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7a7b5df84b6b4e5d599c7289526eed96541a0654
- https://github.com/torvalds/linux/commit/7a7b5df84b6b4e5d599c7289526eed96541a0654
Products affected by CVE-2017-8071
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cpe:2.3:o:linux:linux_kernel:4.9
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cpe:2.3:o:linux:linux_kernel:4.9.1
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cpe:2.3:o:linux:linux_kernel:4.9.2
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cpe:2.3:o:linux:linux_kernel:4.9.3
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cpe:2.3:o:linux:linux_kernel:4.9.4
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cpe:2.3:o:linux:linux_kernel:4.9.5
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cpe:2.3:o:linux:linux_kernel:4.9.6
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cpe:2.3:o:linux:linux_kernel:4.9.8