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kernel: macvlan: fix error recovery in macvlan_common_newlink()

🗓️ 08 Apr 2026 03:38:11Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 6 Views

Kernel macvlan fix: prevent use-after-free during source mode failure in macvlan_common_newlink due to freed net_device referenced by hash entry.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.8ppc64lebpftool4.18.0-477.135.1.el8_8bpftool-4.18.0-477.135.1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64bpftool4.18.0-477.135.1.el8_8bpftool-4.18.0-477.135.1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64lebpftool-debuginfo4.18.0-477.135.1.el8_8bpftool-debuginfo-4.18.0-477.135.1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64bpftool-debuginfo4.18.0-477.135.1.el8_8bpftool-debuginfo-4.18.0-477.135.1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64lekernel4.18.0-477.135.1.el8_8kernel-4.18.0-477.135.1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64kernel4.18.0-477.135.1.el8_8kernel-4.18.0-477.135.1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8noarchkernel-abi-stablelists4.18.0-477.135.1.el8_8kernel-abi-stablelists-4.18.0-477.135.1.el8_8.noarch.rpm
Red Hat Enterprise Linux8.8ppc64lekernel-core4.18.0-477.135.1.el8_8kernel-core-4.18.0-477.135.1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64kernel-core4.18.0-477.135.1.el8_8kernel-core-4.18.0-477.135.1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64lekernel-debug4.18.0-477.135.1.el8_8kernel-debug-4.18.0-477.135.1.el8_8.ppc64le.rpm
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11 Jul 2026 22:37Current
6Medium risk
Vulners AI Score6
CVSS 3.17.8
EPSS0.00119
SSVC
6