PT-2023-9356 · Linux+6 · Linux Kernel+6

Kunwu Chan · Published 2023-12-13 · Updated 2025-09-29 · CVE-2023-52696

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

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

Description The issue is related to a null pointer dereference error in the opal powercap init() function of the Linux kernel. This error can occur when the kasprintf() function returns a null pointer, indicating a failure in dynamically allocating memory. The vulnerability can be exploited by a remote 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-2025_12746

ALSA-2025_12752

ALSA-2025_12753

ALSA-2025_16880

AZL-43242

AZL-43303

BDU:2024-06911

CVE-2023-52696

DLA-3841-1

INFSA-2024_9315

OESA-2024-1694

OESA-2024-1768

RHSA-2024:9315

RHSA-2024_9315

SUSE-SU-2024:1979-1

SUSE-SU-2024:1983-1

SUSE-SU-2024:2008-1

SUSE-SU-2024:2019-1

SUSE-SU-2024:2135-1

SUSE-SU-2024:2184-1

SUSE-SU-2024:2190-1

SUSE-SU-2024:2203-1

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

Astra Linux

Linuxmint

Linux Kernel

Red Hat

Red Os

Suse

Ubuntu

References · 3792

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52696.json · Exploit
• https://ubuntu.com/security/CVE-2024-26584 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-35904 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52875 · Security Note
• https://ubuntu.com/security/CVE-2024-24860 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-52774 · Security Note
• https://ubuntu.com/security/CVE-2024-26636 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-52759 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-38601 · Security Note
• https://ubuntu.com/security/CVE-2023-52599 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-6535 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-26934 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-38569 · Security Note
• https://git.kernel.org/stable/c/e123015c0ba859cf48aa7f89c5016cc6e98e018d · Patch
• https://osv.dev/vulnerability/SUSE-SU-2024:2184-1 · Vendor Advisory