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CVE-2023-45863

Good to know:

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Date: October 13, 2023

An issue was discovered in lib/kobject.c in the Linux kernel before 6.2.3. With root access, an attacker can trigger a race condition that results in a fill_kobj_path out-of-bounds write.

Language: C

Severity Score

Related Resources (8)

https://nvd.nist.gov/vuln/detail/CVE-2023-45863
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.3
https://access.redhat.com/security/cve/CVE-2023-45863
https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3bb2a01caa813d3a1845d378bbe4169ef280d394
https://people.canonical.com/~ubuntu-security/cve/CVE-2023-45863
https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html
https://www.mend.io/vulnerability-database/CVE-2023-45863

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Top Fix

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Upgrade Version

Upgrade to version linux-libc-headers - 5.14;linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68;linux-yocto - 4.10+gitAUTOINC+805ea440c7_b259a5d744

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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