Summary: | Several vulnerabilities have been;discovered in the Linux kernel that may lead to a privilege escalation, denial of;service or information leaks.;;CVE-2015-7515,;CVE-2016-2184,;CVE-2016-2185,;CVE-2016-2186,;CVE-2016-2187,;CVE-2016-3136,;CVE-2016-3137,;CVE-2016-3138,;CVE-2016-3140;Ralf Spenneberg of OpenSource Security reported that various USB;drivers do not sufficiently validate USB descriptors. This;allowed a physically present user with a specially designed USB;device to cause a denial of service (crash).;;CVE-2016-0821Solar Designer noted that the list poisoning;feature, intended;to mitigate the effects of bugs in list manipulation in the;kernel, used poison values within the range of virtual addresses;that can be allocated by user processes.;;CVE-2016-1237;David Sinquin discovered that nfsd does not check permissions when;setting ACLs, allowing users to grant themselves permissions to a;file by setting the ACL.;;Description truncated. Please see the references for more information. |
Description: | Summary: Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks.
CVE-2015-7515, CVE-2016-2184, CVE-2016-2185, CVE-2016-2186, CVE-2016-2187, CVE-2016-3136, CVE-2016-3137, CVE-2016-3138, CVE-2016-3140 Ralf Spenneberg of OpenSource Security reported that various USB drivers do not sufficiently validate USB descriptors. This allowed a physically present user with a specially designed USB device to cause a denial of service (crash).
CVE-2016-0821Solar Designer noted that the list poisoning feature, intended to mitigate the effects of bugs in list manipulation in the kernel, used poison values within the range of virtual addresses that can be allocated by user processes.
CVE-2016-1237 David Sinquin discovered that nfsd does not check permissions when setting ACLs, allowing users to grant themselves permissions to a file by setting the ACL.
Description truncated. Please see the references for more information.
Affected Software/OS: linux on Debian Linux
Solution: For the stable distribution (jessie), these problems have been fixed in version 3.16.7-ckt25-2+deb8u2.
We recommend that you upgrade your linux packages.
CVSS Score: 10.0
CVSS Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
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