CVEvulnerability
CVE-2017-14954
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-10-02
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-200
Description
The waitid implementation in kernel/exit.c in the Linux kernel through 4.13.4 accesses rusage data structures in unintended cases, which allows local users to obtain sensitive information, and bypass the KASLR protection mechanism, via a crafted system call.
Affected configurations
• linux linux kernel (<= 4.13.4)
Related
Weakness · CWE (1)
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6c85501f2fabcfc4fc6ed976543d252c4eaf4be9 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/6c85501f2fabcfc4fc6ed976543d252c4eaf4be9 Issue Tracking, Patch, Third Party Advisory
- https://grsecurity.net/~spender/exploits/wait_for_kaslr_to_be_effective.c Third Party Advisory
- https://twitter.com/_argp/status/914021130712870912 Third Party Advisory
- https://twitter.com/grsecurity/status/914079864478666753 Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6c85501f2fabcfc4fc6ed976543d252c4eaf4be9 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/6c85501f2fabcfc4fc6ed976543d252c4eaf4be9 Issue Tracking, Patch, Third Party Advisory
- https://grsecurity.net/~spender/exploits/wait_for_kaslr_to_be_effective.c Third Party Advisory
- https://twitter.com/_argp/status/914021130712870912 Third Party Advisory
- https://twitter.com/grsecurity/status/914079864478666753 Third Party Advisory