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USN-6285-1: Linux kernel (OEM) vulnerabilities
Aug. 11, 2023, 5:51 p.m. |
Ubuntu security notices ubuntu.com
kernel did not properly check buffer indexes in certain situations, leading
to an out-of-bounds read vulnerability. A local attacker could possibly use
this to expose sensitive information (kernel memory). (CVE-2022-48502)
Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS
implementation in the Ubuntu Linux kernel did not properly perform
permission checks in certain situations. A local attacker could possibly
use this to gain elevated privileges. (CVE-2023-2640)
It …
buffer check cve file file system implementation information kernel linux linux kernel local memory ntfs oem out-of-bounds overlayfs sensitive information system usn vulnerabilities vulnerability
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