PT-2024-8368 · Linux+9 · Linux Kernel+9

Kunwu Chan · Published 2023-12-13 · Updated 2025-09-29 · CVE-2023-52675

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description The issue is related to a null pointer dereference in the update events in group() function within the powerpc/imc-pmu component of the Linux kernel. This can occur because kasprintf() returns a pointer to dynamically allocated memory, which can be NULL upon failure. 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.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALSA-2024:4211

ALSA-2025_16880

BDU:2024-09927

CESA-2024_4211

CVE-2023-52675

DLA-3841-1

INFSA-2024_4211

OESA-2024-1647

OESA-2024-1648

OESA-2024-1649

OESA-2024-1650

OESA-2024-1651

OESA-2024-1652

OPENSUSE-SU-2024_2372-1

OPENSUSE-SU-2024_2394-1

RHSA-2024:4211

RHSA-2024_4211

RLSA-2024:4211

RXSA-2024:4211

SUSE-SU-2024:2135-1

SUSE-SU-2024:2203-1

SUSE-SU-2024:2360-1

SUSE-SU-2024:2372-1

SUSE-SU-2024:2381-1

SUSE-SU-2024:2394-1

SUSE-SU-2024:2561-1

SUSE-SU-2024:2939-1

SUSE-SU-2024:2973-1

SUSE-SU-2025:20008-1

SUSE-SU-2025:20028-1

SUSE-SU-2025:20166-1

SUSE-SU-2025:20249-1

USN-6818-1

USN-6818-2

USN-6818-3

USN-6818-4

USN-6819-1

USN-6819-2

USN-6819-3

USN-6819-4

Affected Products

Almalinux

Astra Linux

Centos

Linuxmint

Linux Kernel

Red Hat

Red Os

Rocky Linux

Suse

Ubuntu

References · 3989

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52675.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-26740 · Security Note
• https://ubuntu.com/security/CVE-2023-52626 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-52589 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-52655 · Security Note
• https://bdu.fstec.ru/vul/2024-09927 · Security Note
• https://ubuntu.com/security/CVE-2024-26615 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-52609 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-52598 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-52497 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-52607 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6819-4 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-26636 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-52450 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-23849 · Vendor Advisory