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CVE-2023-3863

Good to know:

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Date: July 24, 2023

A use-after-free flaw was found in nfc_llcp_find_local in net/nfc/llcp_core.c in NFC in the Linux kernel. This flaw allows a local user with special privileges to impact a kernel information leak issue.

Language: C

Severity Score

Related Resources (10)

https://www.debian.org/security/2023/dsa-5492
https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
https://github.com/torvalds/linux/commit/6709d4b7bc2e079241fdef15d1160581c5261c10
https://www.debian.org/security/2023/dsa-5480
https://nvd.nist.gov/vuln/detail/CVE-2023-3863
https://access.redhat.com/security/cve/CVE-2023-3863
https://security.netapp.com/advisory/ntap-20240202-0002/
https://people.canonical.com/~ubuntu-security/cve/CVE-2023-3863
https://bugzilla.redhat.com/show_bug.cgi?id=2225126
https://www.mend.io/vulnerability-database/CVE-2023-3863

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

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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): NONE
Availability (A): NONE

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