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USN-6388-1: Linux kernel vulnerabilities
Sept. 19, 2023, 10:20 p.m. |
Ubuntu security notices ubuntu.com
clear microarchitectural state after speculative execution of various
instructions. A local unprivileged user could use this to obtain to
sensitive information. (CVE-2022-40982)
Yang Lan discovered that the GFS2 file system implementation in the Linux
kernel could attempt to dereference a null pointer in some situations. An
attacker could use this to construct a malicious GFS2 image that, when
mounted and operated on, could cause a denial of service (system crash). …
clear cve daniel file file system implementation information intel kernel lan linux linux kernel local processors sensitive sensitive information speculative execution state system usn vulnerabilities
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