A local privilege escalation was discovered in the Linux kernel before 5.10.13. Multiple race conditions in the AF_VSOCK implementation are caused by wrong locking in net/vmw_vsock/af_vsock.c. The race conditions were implicitly introduced in the commits that added VSOCK multi-transport support.
References
Link | Resource |
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https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c518adafa39f37858697ac9309c6cf1805581446 | Patch Vendor Advisory |
https://www.openwall.com/lists/oss-security/2021/02/04/5 | Mailing List Patch Third Party Advisory |
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.13 | Release Notes Vendor Advisory |
http://www.openwall.com/lists/oss-security/2021/02/05/6 | Mailing List Patch Third Party Advisory |
https://security.netapp.com/advisory/ntap-20210312-0008/ | Patch Third Party Advisory |
http://www.openwall.com/lists/oss-security/2021/04/09/2 | Mailing List |
http://www.openwall.com/lists/oss-security/2022/01/25/14 | Mailing List |
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Information
Published : 2021-02-05 06:15
Updated : 2022-02-25 11:07
NVD link : CVE-2021-26708
Mitre link : CVE-2021-26708
JSON object : View
CWE
CWE-269
Improper Privilege Management
Products Affected
netapp
- cloud_backup
- baseboard_management_controller_500f_firmware
- hci_h410c
- solidfire_\&_hci_management_node
- baseboard_management_controller_500f
- hci_h410c_firmware
- baseboard_management_controller_a250
- fas_baseboard_management_controller
- solidfire_baseboard_management_controller
- aff_baseboard_management_controller
- baseboard_management_controller_a250_firmware
linux
- linux_kernel