CVE-2023-0266 Report - Details, Severity, & Advisories
Twingate Team
•
Jun 6, 2024
What is CVE-2023-0266?
CVE-2023-0266 is a high-severity vulnerability affecting the Linux Kernel, specifically the ALSA PCM package. This use-after-free flaw can lead to privilege escalation or denial of service in affected systems. Linux systems running kernel versions from 4.14 up to 6.1.6, as well as Debian 10 buster systems running the Linux kernel, are among the types of systems impacted by this vulnerability. It is crucial for users to update their systems to mitigate the risks associated with this vulnerability.
Who is impacted by this?
The CVE-2023-0266 vulnerability affects users of the Linux Kernel with the ALSA PCM package. Impacted versions include 4.14 up to 4.14.303, 4.15 up to 4.19.270, 4.20 up to 5.4.229, 5.5 up to 5.10.163, 5.11 up to 5.15.88, and 5.16 up to 6.1.6. Additionally, users running Debian 10 buster with the Linux kernel version 4.19.282-1 are also affected. This vulnerability can lead to privilege escalation or denial of service in affected systems.
What should I do if I’m affected?
If you're affected by the CVE-2023-0266 vulnerability, it's important to update your system to mitigate the risks. Follow these simple steps:
Upgrade your Linux Kernel to a version past commit 56b88b50565cd8b946a2d00b0c83927b7ebb055e.
If you're using Debian 10 buster, upgrade your Linux packages to version 4.19.282-1.
Apply any available security updates to fix vulnerabilities and prevent potential attacks.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The Linux Kernel Use-After-Free Vulnerability (CVE-2023-0266) is indeed listed in CISA's Known Exploited Vulnerabilities Catalog. It was added on March 30, 2023, with a due date of April 20, 2023.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-416, which is a use-after-free issue in the ALSA PCM package of the Linux Kernel.
Learn More
CVE-2023-0266 is a significant vulnerability in the Linux Kernel's ALSA PCM package, with potential consequences including privilege escalation and denial of service. For a comprehensive understanding of this vulnerability, consult the NVD page and the sources listed below.
Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.
CVE-2023-0266 Report - Details, Severity, & Advisories
Twingate Team
•
Jun 6, 2024
What is CVE-2023-0266?
CVE-2023-0266 is a high-severity vulnerability affecting the Linux Kernel, specifically the ALSA PCM package. This use-after-free flaw can lead to privilege escalation or denial of service in affected systems. Linux systems running kernel versions from 4.14 up to 6.1.6, as well as Debian 10 buster systems running the Linux kernel, are among the types of systems impacted by this vulnerability. It is crucial for users to update their systems to mitigate the risks associated with this vulnerability.
Who is impacted by this?
The CVE-2023-0266 vulnerability affects users of the Linux Kernel with the ALSA PCM package. Impacted versions include 4.14 up to 4.14.303, 4.15 up to 4.19.270, 4.20 up to 5.4.229, 5.5 up to 5.10.163, 5.11 up to 5.15.88, and 5.16 up to 6.1.6. Additionally, users running Debian 10 buster with the Linux kernel version 4.19.282-1 are also affected. This vulnerability can lead to privilege escalation or denial of service in affected systems.
What should I do if I’m affected?
If you're affected by the CVE-2023-0266 vulnerability, it's important to update your system to mitigate the risks. Follow these simple steps:
Upgrade your Linux Kernel to a version past commit 56b88b50565cd8b946a2d00b0c83927b7ebb055e.
If you're using Debian 10 buster, upgrade your Linux packages to version 4.19.282-1.
Apply any available security updates to fix vulnerabilities and prevent potential attacks.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The Linux Kernel Use-After-Free Vulnerability (CVE-2023-0266) is indeed listed in CISA's Known Exploited Vulnerabilities Catalog. It was added on March 30, 2023, with a due date of April 20, 2023.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-416, which is a use-after-free issue in the ALSA PCM package of the Linux Kernel.
Learn More
CVE-2023-0266 is a significant vulnerability in the Linux Kernel's ALSA PCM package, with potential consequences including privilege escalation and denial of service. For a comprehensive understanding of this vulnerability, consult the NVD page and the sources listed below.
Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.
CVE-2023-0266 Report - Details, Severity, & Advisories
Twingate Team
•
Jun 6, 2024
What is CVE-2023-0266?
CVE-2023-0266 is a high-severity vulnerability affecting the Linux Kernel, specifically the ALSA PCM package. This use-after-free flaw can lead to privilege escalation or denial of service in affected systems. Linux systems running kernel versions from 4.14 up to 6.1.6, as well as Debian 10 buster systems running the Linux kernel, are among the types of systems impacted by this vulnerability. It is crucial for users to update their systems to mitigate the risks associated with this vulnerability.
Who is impacted by this?
The CVE-2023-0266 vulnerability affects users of the Linux Kernel with the ALSA PCM package. Impacted versions include 4.14 up to 4.14.303, 4.15 up to 4.19.270, 4.20 up to 5.4.229, 5.5 up to 5.10.163, 5.11 up to 5.15.88, and 5.16 up to 6.1.6. Additionally, users running Debian 10 buster with the Linux kernel version 4.19.282-1 are also affected. This vulnerability can lead to privilege escalation or denial of service in affected systems.
What should I do if I’m affected?
If you're affected by the CVE-2023-0266 vulnerability, it's important to update your system to mitigate the risks. Follow these simple steps:
Upgrade your Linux Kernel to a version past commit 56b88b50565cd8b946a2d00b0c83927b7ebb055e.
If you're using Debian 10 buster, upgrade your Linux packages to version 4.19.282-1.
Apply any available security updates to fix vulnerabilities and prevent potential attacks.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The Linux Kernel Use-After-Free Vulnerability (CVE-2023-0266) is indeed listed in CISA's Known Exploited Vulnerabilities Catalog. It was added on March 30, 2023, with a due date of April 20, 2023.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-416, which is a use-after-free issue in the ALSA PCM package of the Linux Kernel.
Learn More
CVE-2023-0266 is a significant vulnerability in the Linux Kernel's ALSA PCM package, with potential consequences including privilege escalation and denial of service. For a comprehensive understanding of this vulnerability, consult the NVD page and the sources listed below.
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