Linux · Oracle Linux · Security advisory · July 21, 2026

ELSA-2026-19569: Security update for 30 packages

ELSA-2026-19569, released July 21, 2026, fixes 9 CVEs across 30 products. One of them is being exploited (CVE-2026-46300); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV
CVEs closed
9
None rated Critical
Exploited
1
CVE-2026-46300
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.1613
96th percentile

Priority of the 9 CVEs

Patch now 1 Urgent 0 High 8 Routine 0

Fixed package versions

ProductReleaseFixed in
kernelol 100:6.12.0-211.34.1.el10_2
kernel-abi-stablelistsol 100:6.12.0-211.34.1.el10_2
kernel-coreol 100:6.12.0-211.34.1.el10_2
kernel-cross-headersol 100:6.12.0-211.34.1.el10_2
kernel-debugol 100:6.12.0-211.34.1.el10_2
kernel-debug-coreol 100:6.12.0-211.34.1.el10_2
kernel-debug-develol 100:6.12.0-211.34.1.el10_2
kernel-debug-devel-matchedol 100:6.12.0-211.34.1.el10_2
kernel-debug-modulesol 100:6.12.0-211.34.1.el10_2
kernel-debug-modules-coreol 100:6.12.0-211.34.1.el10_2
kernel-debug-modules-extraol 100:6.12.0-211.34.1.el10_2
kernel-debug-uki-virtol 100:6.12.0-211.34.1.el10_2
kernel-develol 100:6.12.0-211.34.1.el10_2
kernel-devel-matchedol 100:6.12.0-211.34.1.el10_2
kernel-docol 100:6.12.0-211.34.1.el10_2
kernel-headersol 100:6.12.0-211.34.1.el10_2
kernel-modulesol 100:6.12.0-211.34.1.el10_2
kernel-modules-coreol 100:6.12.0-211.34.1.el10_2
kernel-modules-extraol 100:6.12.0-211.34.1.el10_2
kernel-modules-extra-matchedol 100:6.12.0-211.34.1.el10_2
kernel-toolsol 100:6.12.0-211.34.1.el10_2
kernel-tools-libsol 100:6.12.0-211.34.1.el10_2
kernel-tools-libs-develol 100:6.12.0-211.34.1.el10_2
kernel-uki-virtol 100:6.12.0-211.34.1.el10_2
kernel-uki-virt-addonsol 100:6.12.0-211.34.1.el10_2
libperfol 100:6.12.0-211.34.1.el10_2
perfol 100:6.12.0-211.34.1.el10_2
python3-perfol 100:6.12.0-211.34.1.el10_2
rtlaol 100:6.12.0-211.34.1.el10_2
rvol 100:6.12.0-211.34.1.el10_2

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Patch now CVE-2026-46300 net: skbuff: preserve shared-frag marker during coalescing8.1 0.1613 KEVExploited
High CVE-2026-46333 ptrace: slightly saner 'get_dumpable()' logic8.1 0.0430 None reported
High CVE-2026-43503 net: skbuff: propagate shared-frag marker through frag-transfer helpers8.8 0.0199 None reported
High CVE-2026-31408 Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold8.8 0.0032 None reported
High CVE-2026-31607 usbip: validate number_of_packets in usbip_pack_ret_submit()9.8 0.0031 None reported
High CVE-2024-56603 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: c...8.1 0.0024 None reported
High CVE-2026-23401 KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE8.8 0.0019 None reported
High CVE-2025-68724 linux: In the Linux kernel, the following vulnerability has been resolved: crypto: asymmetric_keys - prevent overflow in as...8.1 0.0014 None reported
High CVE-2026-43128 linux: In the Linux kernel, the following vulnerability has been resolved: RDMA/umem: Fix double dma_buf_unpin in failure p...8.1 0.0014 None reported
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