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The vulnerability of the ovl_copy_up_one() function in the fs/overlayfs/copy_up.c file of the OverlayFS file system in the Linux operating system allows a hacker to gain increased privileges.

🗓️ 22 Nov 2023 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

The ovl_copy_up_one vulnerability in OverlayFS mishandles st_uid and st_gid, enabling privilege escalation.

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22 Nov 2023 00:00Current
5.5Medium risk
Vulners AI Score5.5
CVSS 26.8
CVSS 37.8
1