high7.0
CVE-2020-29369
An issue was discovered in mm/mmap.c in the Linux kernel before 5.7.11.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.20 before 5.4.54 from 5.5 before 5.7.11 |
| Netapp | Hci Management Node | All versions |
| Netapp | Solidfire | All versions |
| Netapp | Hci Compute Node | All versions |
| Netapp | Hci Storage Node | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- http://www.openwall.com/lists/oss-security/2021/02/10/6
- http://www.openwall.com/lists/oss-security/2021/02/19/8
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2056
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.11
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=246c320a8cfe0b11d81a4af38fa9985ef0cc9a4c
- https://security.netapp.com/advisory/ntap-20210115-0001/
- http://www.openwall.com/lists/oss-security/2021/02/10/6
- http://www.openwall.com/lists/oss-security/2021/02/19/8
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2056
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.11
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=246c320a8cfe0b11d81a4af38fa9985ef0cc9a4c
- https://security.netapp.com/advisory/ntap-20210115-0001/