logo
DATABASE RESOURCES PRICING ABOUT US

CVE-2016-9576

Description

The blk_rq_map_user_iov function in block/blk-map.c in the Linux kernel before 4.8.14 does not properly restrict the type of iterator, which allows local users to read or write to arbitrary kernel memory locations or cause a denial of service (use-after-free) by leveraging access to a /dev/sg device. #### Notes Author| Note ---|--- [sbeattie](<https://launchpad.net/~sbeattie>) | requires access to /dev/sg*, which unprivileged users normally do not have access to.


Affected Package


OS OS Version Package Name Package Version
ubuntu 12.04 linux any
ubuntu upstream linux 4.9
ubuntu 16.04 linux 4.4.0-62.83
ubuntu 16.10 linux 4.8.0-37.39
ubuntu upstream linux-armadaxp 4.9
ubuntu upstream linux-aws 4.9
ubuntu 16.04 linux-aws 4.4.0-1003.12
ubuntu upstream linux-azure 4.9
ubuntu upstream linux-azure-edge 4.9
ubuntu upstream linux-euclid 4.9
ubuntu 16.04 linux-euclid any
ubuntu upstream linux-flo 4.9
ubuntu 16.04 linux-flo any
ubuntu upstream linux-gcp 4.9
ubuntu upstream linux-gke 4.9
ubuntu upstream linux-goldfish 4.9
ubuntu 16.04 linux-goldfish any
ubuntu upstream linux-grouper 4.9
ubuntu upstream linux-hwe 4.9
ubuntu 16.04 linux-hwe 4.8.0-39.42~16.04.1
ubuntu upstream linux-hwe-edge 4.9
ubuntu 16.04 linux-hwe-edge 4.8.0-39.42~16.04.1
ubuntu upstream linux-kvm 4.9
ubuntu upstream linux-linaro-omap 4.9
ubuntu upstream linux-linaro-shared 4.9
ubuntu upstream linux-linaro-vexpress 4.9
ubuntu upstream linux-lts-quantal 4.9
ubuntu upstream linux-lts-raring 4.9
ubuntu upstream linux-lts-saucy 4.9
ubuntu 12.04 linux-lts-trusty any
ubuntu upstream linux-lts-trusty 4.9
ubuntu upstream linux-lts-utopic 4.9
ubuntu 14.04 linux-lts-vivid any
ubuntu upstream linux-lts-vivid 4.9
ubuntu upstream linux-lts-wily 4.9
ubuntu 14.04 linux-lts-xenial 4.4.0-62.83~14.04.1
ubuntu upstream linux-lts-xenial 4.9
ubuntu upstream linux-maguro 4.9
ubuntu upstream linux-mako 4.9
ubuntu 16.04 linux-mako any
ubuntu upstream linux-manta 4.9
ubuntu upstream linux-oem 4.9
ubuntu upstream linux-qcm-msm 4.9
ubuntu upstream linux-raspi2 4.9
ubuntu 16.04 linux-raspi2 4.4.0-1042.49
ubuntu 16.10 linux-raspi2 4.8.0-1024.27
ubuntu upstream linux-snapdragon 4.9
ubuntu 16.04 linux-snapdragon 4.4.0-1046.50
ubuntu 16.10 linux-snapdragon 4.4.0-1046.50
ubuntu upstream linux-ti-omap4 4.9

Related