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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-0458
HistoryApr 26, 2023 - 7:15 p.m.

CVE-2023-0458

2023-04-2619:15:08
Debian Security Bug Tracker
security-tracker.debian.org
12
linux kernel
do_prlimit()
speculative pointer dereference

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

0.0004 Low

EPSS

Percentile

14.1%

A speculative pointer dereference problem exists in the Linux Kernel on the do_prlimit() function. The resource argument value is controlled and is used in pointer arithmetic for the β€˜rlim’ variable and can be used to leak the contents. We recommend upgrading past version 6.1.8 or commitΒ 739790605705ddcf18f21782b9c99ad7d53a8c11

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

0.0004 Low

EPSS

Percentile

14.1%