In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible UAF in ip6_xmit() If skb_expand_head() returns NULL, skb has been freed and the associated dst/idev could also have been freed. We must use rcu_read_lock() to prevent a possible UAF.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

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:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/124b428fe28064c809e4237b0b38e97200a8a4a8 cve-icon cve-icon
https://git.kernel.org/stable/c/2d5ff7e339d04622d8282661df36151906d0e1c7 cve-icon cve-icon
https://git.kernel.org/stable/c/38a21c026ed2cc7232414cb166efc1923f34af17 cve-icon cve-icon
https://git.kernel.org/stable/c/975f764e96f71616b530e300c1bb2ac0ce0c2596 cve-icon cve-icon
https://git.kernel.org/stable/c/fc88d6c1f2895a5775795d82ec581afdff7661d1 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024090445-CVE-2024-44985-2dde@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-44985 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-44985 cve-icon
History

Tue, 10 Sep 2024 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Thu, 05 Sep 2024 18:15:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-416
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11: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': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Thu, 05 Sep 2024 01:15:00 +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

Wed, 04 Sep 2024 20:15:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible UAF in ip6_xmit() If skb_expand_head() returns NULL, skb has been freed and the associated dst/idev could also have been freed. We must use rcu_read_lock() to prevent a possible UAF.
Title ipv6: prevent possible UAF in ip6_xmit()
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-09-04T19:54:34.188Z

Updated: 2024-09-15T17:56:28.673Z

Reserved: 2024-08-21T05:34:56.670Z

Link: CVE-2024-44985

cve-icon Vulnrichment

Updated: 2024-09-10T01:05:43.844Z

cve-icon NVD

Status : Analyzed

Published: 2024-09-04T20:15:07.777

Modified: 2024-09-05T17:54:11.313

Link: CVE-2024-44985

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-09-04T00:00:00Z

Links: CVE-2024-44985 - Bugzilla