MEDIUM 4.7 Microsoft
CVE-2021-3753
A race problem was seen in the vt_k_ioctl in drivers/tty/vt/vt_ioctl.c in the Linux kernel which may cause an out of bounds read in vt as the write access to vc_mode is not protected by lock-in vt_ioctl (KDSETMDE). The highest threat from this vulnerability is to data confidentiality.
Microsoft Security Update 2022-Feb: A race problem was seen in the vt_k_ioctl in drivers/tty/vt/vt_ioctl.c in the Linux kernel which may cause an out of bounds read in vt as the write access to vc_mode is not protected by lock-in vt_ioctl (KDSETMDE). The highest threat from this vulnerability is to data confidentiality.
Affected Products
- cm1 kernel 5.10.102.1-1 on CBL Mariner 1.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-3753
- https://nvd.nist.gov/vuln/detail/CVE-2021-3753
This medium severity vulnerability with a CVSS score of 4.7 was published on 2022-02-08 via Microsoft. Affected: cm1 kernel 5.10.102.1-1 on CBL Mariner 1.0.
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