CVE-2017-8072

Severity: high (CVSS 7.8 v3.0)
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: 2017-04-23 · updated 2026-06-17
Weakness: CWE-388

Description

The cp2112_gpio_direction_input function in drivers/hid/hid-cp2112.c in the Linux kernel 4.9.x before 4.9.9 does not have the expected EIO error status for a zero-length report, which allows local users to have an unspecified impact via unknown vectors.

Affected products

Linux kernel: 4.9, 4.9.1, 4.9.2, 4.9.3, 4.9.4, 4.9.5 (+2)

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/98010
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8e9faa15469ed7c7467423db4c62aeed3ff4cae3
https://github.com/torvalds/linux/commit/8e9faa15469ed7c7467423db4c62aeed3ff4cae3
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/98010
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8e9faa15469ed7c7467423db4c62aeed3ff4cae3
https://github.com/torvalds/linux/commit/8e9faa15469ed7c7467423db4c62aeed3ff4cae3

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