high
7.1
CWE
125
Advisory Published
Updated

CVE-2023-3268

First published: Fri Jun 16 2023(Updated: )

An out of bounds (OOB) memory access flaw was found in the Linux kernel in relay_file_read_start_pos in kernel/relay.c in the relayfs. This flaw could allow a local attacker to crash the system or leak kernel internal information.

Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/Kernel<6.4
6.4
Linux Kernel<6.4
IBM Security Verify Governance - Identity Manager<=ISVG 10.0.2
IBM Security Verify Governance - Identity Manager<=ISVG 10.0.2
Debian Linux=10.0
Debian Linux=11.0
Debian Linux=12.0
debian/linux
5.10.223-1
5.10.234-1
6.1.129-1
6.1.128-1
6.12.20-1
6.12.21-1

Remedy

https://lore.kernel.org/lkml/1682238502-1892-1-git-send-email-yangpc@wangsu.com/T/

Remedy

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=43ec16f1450f4936025a9bdf1a273affdb9732c1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2023-3268?

    CVE-2023-3268 is classified as a high severity vulnerability due to its potential to crash systems and leak sensitive kernel information.

  • How do I fix CVE-2023-3268?

    To fix CVE-2023-3268, update the Linux kernel to versions 6.4 or apply specific patches if using prior versions.

  • Who is affected by CVE-2023-3268?

    CVE-2023-3268 affects systems running vulnerable versions of the Linux kernel, particularly those below version 6.4.

  • What type of vulnerability is CVE-2023-3268?

    CVE-2023-3268 is an out of bounds memory access vulnerability found in the relayfs of the Linux kernel.

  • Can CVE-2023-3268 be exploited remotely?

    CVE-2023-3268 requires local access for exploitation, meaning a local attacker could leverage the vulnerability.

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