CVE-2017-7889
- State
- Published
- Severity
- Not scored
- Published
- Apr 17, 2017
- Updated
- Aug 5, 2024
- Reserved
- Apr 16, 2017
Description
The mm subsystem in the Linux kernel through 3.2 does not properly enforce the CONFIG_STRICT_DEVMEM protection mechanism, which allows local users to read or write to kernel memory locations in the first megabyte (and bypass slab-allocation access restrictions) via an application that opens the /dev/mem file, related to arch/x86/mm/init.c and drivers/char/mem.c.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://github.com/torvalds/linux/commit/a4866aa812518ed1a37d8ea0c881dc946409de94
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a4866aa812518ed1a37d8ea0c881dc946409de94
- USN-3583-2vendor-advisory
- RHSA-2017:2669vendor-advisory
- RHSA-2018:1854vendor-advisory
- USN-3583-1vendor-advisory
- DSA-3945vendor-advisory
- 97690vdb-entry
- RHSA-2017:2077vendor-advisory
- http://www.openwall.com/lists/oss-security/2017/04/16/4
- RHSA-2017:1842vendor-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b8f254aa17f720053054c4ecff3920973a83b9d6
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