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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.

🗓️ 01 Mar 2022 08:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 1 Views

Race condition in vt_k_ioctl unlocks vc_mode for KDSETMODE, causing out-of-bounds read and data confidentiality risk.

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01 Mar 2022 08:00Current
7.2High risk
Vulners AI Score7.2
CVSS 21.9
CVSS 3.14.7
EPSS0.00016
1