In the Linux kernel, the following vulnerability has been resolved: tunnels: fix out of bounds access when building IPv6 PMTU error If the ICMPv6 error is built from a non-linear skb we get the following splat, BUG: KASAN: slab-out-of-bounds in do_csum+0x220/0x240 Read of size 4 at addr ffff88811d402c80 by task netperf/820 CPU: 0 PID: 820 Comm: netperf Not tainted 6.8.0-rc1+ #543 ... kasan_report+0xd8/0x110 do_csum+0x220/0x240 csum_partial+0xc/0x20 skb_tunnel_check_pmtu+0xeb9/0x3280 vxlan_xmit_one+0x14c2/0x4080 vxlan_xmit+0xf61/0x5c00 dev_hard_start_xmit+0xfb/0x510 __dev_queue_xmit+0x7cd/0x32a0 br_dev_queue_push_xmit+0x39d/0x6a0 Use skb_checksum instead of csum_partial who cannot deal with non-linear SKBs.

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
Redhat
  • Enterprise Linux
  • Rhel Eus

No data.

Package CPE Advisory Released Date
Red Hat Enterprise Linux 8
kernel-rt-0:4.18.0-553.22.1.rt7.363.el8_10 cpe:/a:redhat:enterprise_linux:8::nfv RHSA-2024:7001 2024-09-24T00:00:00Z
kernel-0:4.18.0-553.22.1.el8_10 cpe:/o:redhat:enterprise_linux:8 RHSA-2024:7000 2024-09-24T00:00:00Z
Red Hat Enterprise Linux 8.8 Extended Update Support
kernel-0:4.18.0-477.74.1.el8_8 cpe:/o:redhat:rhel_eus:8.8 RHSA-2024:6993 2024-09-24T00:00:00Z
References
Link Providers
https://git.kernel.org/stable/c/510c869ffa4068c5f19ff4df51d1e2f3a30aaac1 cve-icon cve-icon
https://git.kernel.org/stable/c/7dc9feb8b1705cf00de20563b6bc4831f4c99dab cve-icon cve-icon
https://git.kernel.org/stable/c/d75abeec401f8c86b470e7028a13fcdc87e5dd06 cve-icon cve-icon
https://git.kernel.org/stable/c/d964dd1bc1452594b4207d9229c157d9386e5d8a cve-icon cve-icon
https://git.kernel.org/stable/c/e37cde7a5716466ff2a76f7f27f0a29b05b9a732 cve-icon cve-icon
https://git.kernel.org/stable/c/e77bf828f1ca1c47fcff58bdc26b60a9d3dfbe1d cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html cve-icon
https://lore.kernel.org/linux-cve-announce/2024040224-CVE-2024-26665-5daa@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-26665 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-26665 cve-icon
History

Fri, 22 Nov 2024 12:00:00 +0000

Type Values Removed Values Added
References

Tue, 05 Nov 2024 10:45:00 +0000

Type Values Removed Values Added
References

Tue, 05 Nov 2024 10:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Tue, 24 Sep 2024 11:15:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Eus
CPEs cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:rhel_eus:8.8
Vendors & Products Redhat rhel Eus

Tue, 24 Sep 2024 06:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat
Redhat enterprise Linux
CPEs cpe:/a:redhat:enterprise_linux:8::nfv
Vendors & Products Redhat
Redhat enterprise Linux

Wed, 11 Sep 2024 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Wed, 11 Sep 2024 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-04-02T06:22:14.264Z

Updated: 2024-12-19T08:44:36.345Z

Reserved: 2024-02-19T14:20:24.149Z

Link: CVE-2024-26665

cve-icon Vulnrichment

Updated: 2024-08-02T00:14:12.889Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-04-02T07:15:43.430

Modified: 2024-11-21T09:02:47.933

Link: CVE-2024-26665

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-04-02T00:00:00Z

Links: CVE-2024-26665 - Bugzilla