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kernel: tcp: fix potential race in tcp_v6_syn_recv_sock()

🗓️ 01 Jul 2026 19:42:54Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 17 Views

Linux kernel fixes race in tcp_v6_syn_recv_sock when IPv6 child socket is visible before init, risking DoS.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64bpftool7.3.0-427.135.1.el9_4bpftool-7.3.0-427.135.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lebpftool7.3.0-427.135.1.el9_4bpftool-7.3.0-427.135.1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xbpftool7.3.0-427.135.1.el9_4bpftool-7.3.0-427.135.1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64bpftool7.3.0-427.135.1.el9_4bpftool-7.3.0-427.135.1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64bpftool-debuginfo7.3.0-427.135.1.el9_4bpftool-debuginfo-7.3.0-427.135.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lebpftool-debuginfo7.3.0-427.135.1.el9_4bpftool-debuginfo-7.3.0-427.135.1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xbpftool-debuginfo7.3.0-427.135.1.el9_4bpftool-debuginfo-7.3.0-427.135.1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64bpftool-debuginfo7.3.0-427.135.1.el9_4bpftool-debuginfo-7.3.0-427.135.1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64kernel5.14.0-427.135.1.el9_4kernel-5.14.0-427.135.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lekernel5.14.0-427.135.1.el9_4kernel-5.14.0-427.135.1.el9_4.ppc64le.rpm
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18 Aug 2026 21:39Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.19.8
EPSS0.00298
17