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kernel: out-of-bound read in memcpy_fromiovecend()

🗓️ 07 May 2026 17:26:50Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 24 Views

A kernel flaw allows zero offset and length in memcpy_fromiovecend, causing out-of-bounds read.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7x86_64kernel-rt0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-debug-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-debuginfo0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-debug-debuginfo-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-devel0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-debug-devel-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-debuginfo-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo-common-x86_640:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-debuginfo-common-x86_64-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-devel0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-devel-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7anykernel-rt-doc0:3.10.0-1160.149.1.rt56.1301.el7.noarchkernel-rt-doc-0:3.10.0-1160.149.1.rt56.1301.el7.noarch.noarch.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-trace0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-trace-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-trace-debuginfo0:3.10.0-1160.149.1.rt56.1301.el7kernel-rt-trace-debuginfo-0:3.10.0-1160.149.1.rt56.1301.el7.x86_64.rpm
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08 Jul 2026 05:33Current
6.5Medium risk
Vulners AI Score6.5
CVSS 24.9
CVSS 34.7 - 5.5
EPSS0.00427
24