A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free.
References
| Link | Resource |
|---|---|
| https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.2 | Patch Release Notes Vendor Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca4463bf8438b403596edd0ec961ca0d4fbe0220 | Mailing List Patch Vendor Advisory |
| https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.2 | Patch Release Notes Vendor Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca4463bf8438b403596edd0ec961ca0d4fbe0220 | Mailing List Patch Vendor Advisory |
Configurations
History
21 Nov 2024, 05:29
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.2 - Patch, Release Notes, Vendor Advisory | |
| References | () https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca4463bf8438b403596edd0ec961ca0d4fbe0220 - Mailing List, Patch, Vendor Advisory |
Information
Published : 2022-07-21 04:15
Updated : 2024-11-21 05:29
NVD link : CVE-2020-36557
Mitre link : CVE-2020-36557
CVE.ORG link : CVE-2020-36557
JSON object : View
Products Affected
linux
- linux_kernel