CVE-2015-7566

Severity: medium (CVSS 4.6 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2016-02-08 · updated 2026-06-17

Description

The clie_5_attach function in drivers/usb/serial/visor.c in the Linux kernel through 4.4.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by inserting a USB device that lacks a bulk-out endpoint.

Affected products

Linux kernel: through 4.4.1
Novell Suse Linux Enterprise Debuginfo: 11-sp4
Novell Suse Linux Enterprise Real Time Extension: 11-sp4, 12-sp1
Novell Suse Linux Enterprise Server: 11-extra, 11-sp4
Novell Suse Linux Enterprise Software Development Kit: 11-sp4

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb3232138e37129e88240a98a1d2aba2187ff57c
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175792.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176194.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
http://www.debian.org/security/2016/dsa-3448
http://www.debian.org/security/2016/dsa-3503
http://www.securityfocus.com/archive/1/537733/100/0/threaded
http://www.securityfocus.com/bid/82975

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