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kernel: refcount leak in ctnetlink_create_conntrack()

🗓️ 23 Apr 2024 16:31:49Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

Kernel refcount leak in ctnetlink_create_conntrack may enable local CAP_NET_ADMIN attacker to cause DoS.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-138)
23 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2023-1987 (ALAS-2023-1987)
22 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-028 (ALASKERNEL-5.10-2023-028)
22 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-015 (ALASKERNEL-5.15-2023-015)
22 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2023-043 (ALASKERNEL-5.4-2023-043)
22 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux AMI : kernel (ALAS-2023-1701)
22 Mar 202300:00
–nessus
Tenable Nessus		EulerOS 2.0 SP11 : kernel (EulerOS-SA-2024-1215)
12 Mar 202400:00
–nessus
Tenable Nessus		EulerOS 2.0 SP11 : kernel (EulerOS-SA-2024-1237)
12 Mar 202400:00
–nessus
Tenable Nessus		EulerOS 2.0 SP10 : kernel (EulerOS-SA-2024-1315)
12 Mar 202400:00
–nessus
Tenable Nessus		EulerOS 2.0 SP10 : kernel (EulerOS-SA-2024-1337)
12 Mar 202400:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.2x86_64kernel-rt0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-core0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-core-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debug0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debug-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debug-core0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debug-core-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debug-debuginfo0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debug-debuginfo-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debug-devel0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debug-devel-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debug-kvm0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debug-kvm-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debug-modules0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debug-modules-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debug-modules-extra0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debug-modules-extra-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64kernel-rt-debuginfo0:4.18.0-193.133.1.rt13.184.el8_2kernel-rt-debuginfo-0:4.18.0-193.133.1.rt13.184.el8_2.x86_64.rpm
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28 Jun 2026 12:43Current
6.9Medium risk
Vulners AI Score6.9
CVSS 3.14.4 - 5.5
EPSS0.00301
SSVC
CWE-401
kernel refcount leakconntrack netlink leakdenial of serviceprivileged attackerrefcount overflow
3