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ubuntuUbuntuUSN-6174-1
HistoryJun 16, 2023 - 12:00 a.m.

Linux kernel (OEM) vulnerabilities

2023-06-1600:00:00
ubuntu.com
18
ubuntu
linux kernel
oem
vulnerabilities
speculative execution
type confusion
denial of service
ntfs
out-of-bounds read

7.2 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

8.3%

Releases

  • Ubuntu 22.04 LTS

Packages

  • linux-oem-5.17 - Linux kernel for OEM systems

Details

Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel did
not properly implement speculative execution barriers in usercopy functions
in certain situations. A local attacker could use this to expose sensitive
information (kernel memory). (CVE-2023-0459)

It was discovered that the Human Interface Device (HID) support driver in
the Linux kernel contained a type confusion vulnerability in some
situations. A local attacker could use this to cause a denial of service
(system crash). (CVE-2023-1073)

It was discovered that the NTFS file system implementation in the Linux
kernel did not properly handle a loop termination condition, leading to an
out-of-bounds read vulnerability. A local attacker could use this to cause
a denial of service (system crash) or possibly expose sensitive
information. (CVE-2023-26606)