An issue was discovered in mm/mmap.c in the Linux kernel before 5.7.11. There is a race condition between certain expand functions (expand_downwards and expand_upwards) and page-table free operations from an munmap call, aka CID-246c320a8cfe.
References
Link | Resource |
---|---|
http://www.openwall.com/lists/oss-security/2021/02/10/6 | Mailing List Patch Third Party Advisory |
http://www.openwall.com/lists/oss-security/2021/02/19/8 | Mailing List Patch Third Party Advisory |
https://bugs.chromium.org/p/project-zero/issues/detail?id=2056 | Exploit Issue Tracking Patch Third Party Advisory |
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.11 | Release Notes Vendor Advisory |
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=246c320a8cfe0b11d81a4af38fa9985ef0cc9a4c | Patch Vendor Advisory |
https://security.netapp.com/advisory/ntap-20210115-0001/ | Third Party Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mitre
Published: 2020-11-28T06:20:14
Updated: 2021-02-19T21:06:07
Reserved: 2020-11-28T00:00:00
Link: CVE-2020-29369
JSON object: View
NVD Information
Status : Analyzed
Published: 2020-11-28T07:15:11.537
Modified: 2023-07-28T19:38:14.067
Link: CVE-2020-29369
JSON object: View
Redhat Information
No data.
CWE