In the Linux kernel, the following vulnerability has been resolved: bpf: Add the missing BPF_LINK_TYPE invocation for sockmap There is an out-of-bounds read in bpf_link_show_fdinfo() for the sockmap link fd. Fix it by adding the missing BPF_LINK_TYPE invocation for sockmap link Also add comments for bpf_link_type to prevent missing updates in the future.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/6d79f12c0ce2bc8ff5f109093df1734bd6450615 cve-icon cve-icon
https://git.kernel.org/stable/c/c2f803052bc7a7feb2e03befccc8e49b6ff1f5f5 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024110556-CVE-2024-50123-5370@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-50123 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-50123 cve-icon
History

Wed, 01 Oct 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00039}

 epss

{'score': 0.0004}

Fri, 08 Nov 2024 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-125
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

 cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H'}

Wed, 06 Nov 2024 13:45:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Tue, 05 Nov 2024 17:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: bpf: Add the missing BPF_LINK_TYPE invocation for sockmap There is an out-of-bounds read in bpf_link_show_fdinfo() for the sockmap link fd. Fix it by adding the missing BPF_LINK_TYPE invocation for sockmap link Also add comments for bpf_link_type to prevent missing updates in the future.
Title bpf: Add the missing BPF_LINK_TYPE invocation for sockmap
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-11-05T17:10:51.799Z

Updated: 2025-10-01T20:27:16.209Z

Reserved: 2024-10-21T19:36:19.954Z

Link: CVE-2024-50123

cve-icon Vulnrichment

Updated: 2025-10-01T15:16:28.697Z

cve-icon NVD

Status : Modified

Published: 2024-11-05T18:15:15.367

Modified: 2025-10-01T21:15:50.547

Link: CVE-2024-50123

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-11-05T00:00:00Z

Links: CVE-2024-50123 - Bugzilla