# ELSA-2026-63014-0: Security update for 20 packages ELSA-2026-63014-0, released September 7, 2026, fixes 14 CVEs across 20 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/linux/elsa-2026-63014-0 - Platform: Linux - Released: Sep 7, 2026 - Priority: Urgent (Closes CVE-2026-63800, rated Critical) - CVEs: 14, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://linux.oracle.com/errata/ELSA-2026-63014-0.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [bpftool](https://patchblox.com/security/data/product/linux/bpftool.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-abi-stablelists](https://patchblox.com/security/data/product/linux/kernel-abi-stablelists.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-core](https://patchblox.com/security/data/product/linux/kernel-core.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-cross-headers](https://patchblox.com/security/data/product/linux/kernel-cross-headers.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-debug](https://patchblox.com/security/data/product/linux/kernel-debug.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-debug-core](https://patchblox.com/security/data/product/linux/kernel-debug-core.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-debug-devel](https://patchblox.com/security/data/product/linux/kernel-debug-devel.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-debug-modules](https://patchblox.com/security/data/product/linux/kernel-debug-modules.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-debug-modules-extra](https://patchblox.com/security/data/product/linux/kernel-debug-modules-extra.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-devel](https://patchblox.com/security/data/product/linux/kernel-devel.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-doc](https://patchblox.com/security/data/product/linux/kernel-doc.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-headers](https://patchblox.com/security/data/product/linux/kernel-headers.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-modules](https://patchblox.com/security/data/product/linux/kernel-modules.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-modules-extra](https://patchblox.com/security/data/product/linux/kernel-modules-extra.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-tools](https://patchblox.com/security/data/product/linux/kernel-tools.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-tools-libs](https://patchblox.com/security/data/product/linux/kernel-tools-libs.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [kernel-tools-libs-devel](https://patchblox.com/security/data/product/linux/kernel-tools-libs-devel.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [perf](https://patchblox.com/security/data/product/linux/perf.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | | [python3-perf](https://patchblox.com/security/data/product/linux/python3-perf.md) | ol 8 | 0:4.18.0-553.159.1.el8_10 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2026-63800](https://patchblox.com/security/data/cve/CVE-2026-63800.md) | Urgent | pNFS: Fix use-after-free in pnfs_update_layout() | 9.8 | 0.0064 | | | [CVE-2026-64268](https://patchblox.com/security/data/cve/CVE-2026-64268.md) | High | RDMA/siw: bound Read Response placement to the RREAD length | 9.8 | 0.0071 | | | [CVE-2026-53399](https://patchblox.com/security/data/cve/CVE-2026-53399.md) | High | nfsd: release layout stid on setlease failure | 9.8 | 0.0066 | | | [CVE-2026-53392](https://patchblox.com/security/data/cve/CVE-2026-53392.md) | High | NFSv4/flexfiles: reject zero filehandle version count | 8.8 | 0.0053 | | | [CVE-2026-53397](https://patchblox.com/security/data/cve/CVE-2026-53397.md) | High | nfsd: fix posix_acl leak on SETACL decode failure | 8.8 | 0.0053 | | | [CVE-2026-53391](https://patchblox.com/security/data/cve/CVE-2026-53391.md) | High | NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr | 8.8 | 0.0052 | | | [CVE-2026-74581](https://patchblox.com/security/data/cve/CVE-2026-74581.md) | High | net: ipv6: clear suppressed fib6 rule result | 9.8 | 0.0042 | | | [CVE-2026-68480](https://patchblox.com/security/data/cve/CVE-2026-68480.md) | High | x86/bugs: Make Safe-RET robust against interrupt injection | 8.8 | 0.0023 | | | [CVE-2025-71132](https://patchblox.com/security/data/cve/CVE-2025-71132.md) | High | smc91x: fix broken irq-context in PREEMPT_RT | 8.8 | 0.0022 | | | [CVE-2024-57849](https://patchblox.com/security/data/cve/CVE-2024-57849.md) | High | kernel-64kb: Security update for the Linux Kernel | 8.8 | 0.0021 | | | [CVE-2026-64298](https://patchblox.com/security/data/cve/CVE-2026-64298.md) | High | NFSv4: include MAY_WRITE in open permission mask for O_TRUNC | 8.8 | 0.0015 | | | [CVE-2026-64018](https://patchblox.com/security/data/cve/CVE-2026-64018.md) | High | kernel-default: Security update for the Linux Kernel | 9.3 | 0.0014 | | | [CVE-2026-45970](https://patchblox.com/security/data/cve/CVE-2026-45970.md) | High | kernel-livepatch-SLE15-SP6_Update_12: bonding: alb: fix UAF in rlb_arp_recv during bond up/down (bsc#1267206). | 8.8 | 0.0013 | | | [CVE-2026-53185](https://patchblox.com/security/data/cve/CVE-2026-53185.md) | High | kernel: kernel: zram: fix use-after-free in zram_bvec_write_partial() | 8.8 | 0.0011 | | --- Data as of 2026-11-11T01:43:54Z UTC. 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