PT-2023-1706 · Linux+6 · Linux Kernel+6

Pietro Borrello · Published 2023-02-06 · Updated 2024-04-15 · CVE-2023-1077

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a type confusion in the Linux kernel's pick next rt entity() function, which may return a type confused entry not detected by the BUG ON condition. This can lead to memory corruption as the confused entry is used as a sched rt entity. The exploitation of this issue may allow an attacker to cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

ALT-PU-2023-8456

ALT-PU-2024-4263

ALT-PU-2024-4843

BDU:2023-01280

CVE-2023-1077

DLA-3404-1

DLA-3710-1

MGASA-2023-0148

MGASA-2023-0149

OPENSUSE-SU-2023_2646-1

OPENSUSE-SU-2023_2859-1

OPENSUSE-SU-2023_2871-1

OPENSUSE-SU-2023_3630-1

OPENSUSE-SU-2023_3644-1

OPENSUSE-SU-2023_3647-1

OPENSUSE-SU-2023_3648-1

OPENSUSE-SU-2023_3657-1

OPENSUSE-SU-2023_3671-1

RHSA-2023:6583

RHSA-2023_6583

SUSE-SU-2023:2534-1

SUSE-SU-2023:2646-1

SUSE-SU-2023:2782-1

SUSE-SU-2023:2804-1

SUSE-SU-2023:2805-1

SUSE-SU-2023:2808-1

SUSE-SU-2023:2809-1

SUSE-SU-2023:2810-1

SUSE-SU-2023:2820-1

SUSE-SU-2023:2822-1

SUSE-SU-2023:2831-1

SUSE-SU-2023:2834-1

SUSE-SU-2023:2859-1

SUSE-SU-2023:2871-1

SUSE-SU-2023:3566-1

SUSE-SU-2023:3576-1

SUSE-SU-2023:3582-1

SUSE-SU-2023:3585-1

SUSE-SU-2023:3592-1

SUSE-SU-2023:3594-1

SUSE-SU-2023:3595-1

SUSE-SU-2023:3596-1

SUSE-SU-2023:3603-1

SUSE-SU-2023:3607-1

SUSE-SU-2023:3612-1

SUSE-SU-2023:3620-1

SUSE-SU-2023:3621-1

SUSE-SU-2023:3623-1

SUSE-SU-2023:3627-1

SUSE-SU-2023:3628-1

SUSE-SU-2023:3629-1

SUSE-SU-2023:3630-1

SUSE-SU-2023:3631-1

SUSE-SU-2023:3644-1

SUSE-SU-2023:3647-1

SUSE-SU-2023:3648-1

SUSE-SU-2023:3657-1

SUSE-SU-2023:3668-1

SUSE-SU-2023:3671-1

SUSE-SU-2023:3675-1

SUSE-SU-2023:4028-1

SUSE-SU-2023_4028-1

USN-6033-1

USN-6171-1

USN-6172-1

USN-6185-1

USN-6187-1

USN-6207-1

USN-6222-1

USN-6223-1

USN-6256-1

Affected Products

Alt Linux

Astra Linux

Linuxmint

Linux Kernel

Red Hat

Suse

Ubuntu

References · 820

• https://ubuntu.com/security/CVE-2023-1032 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:2534-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:3671-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-1859 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:3657-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-1670 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4028-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6256-1 · Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=7c4a5b89a0b5a57a64b601775b296abf77a9fe97 · Patch
• https://ubuntu.com/security/CVE-2023-31436 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-28866 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:3585-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-1079 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:3621-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-1990 · Vendor Advisory