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kernel: Linux kernel: Denial of service and memory corruption in RDMA umad

🗓️ 27 May 2026 05:41:54Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 15 Views

The Linux kernel RDMA umad suffers DoS and memory corruption from an integer underflow causing an out-of-bounds write by a local user.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64bpftool7.3.0-427.127.1.el9_4bpftool-7.3.0-427.127.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lebpftool7.3.0-427.127.1.el9_4bpftool-7.3.0-427.127.1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xbpftool7.3.0-427.127.1.el9_4bpftool-7.3.0-427.127.1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64bpftool7.3.0-427.127.1.el9_4bpftool-7.3.0-427.127.1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64bpftool-debuginfo7.3.0-427.127.1.el9_4bpftool-debuginfo-7.3.0-427.127.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lebpftool-debuginfo7.3.0-427.127.1.el9_4bpftool-debuginfo-7.3.0-427.127.1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xbpftool-debuginfo7.3.0-427.127.1.el9_4bpftool-debuginfo-7.3.0-427.127.1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64bpftool-debuginfo7.3.0-427.127.1.el9_4bpftool-debuginfo-7.3.0-427.127.1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64kernel5.14.0-427.127.1.el9_4kernel-5.14.0-427.127.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lekernel5.14.0-427.127.1.el9_4kernel-5.14.0-427.127.1.el9_4.ppc64le.rpm
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15 Jul 2026 00:06Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.8
EPSS0.00131
SSVC
15