# ELSA-2026-63129-0: Security update for 29 packages ELSA-2026-63129-0, released September 8, 2026, fixes 26 CVEs across 29 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/linux/elsa-2026-63129-0 - Platform: Linux - Released: Sep 8, 2026 - Priority: Urgent (Closes CVE-2026-63800, rated Critical) - CVEs: 26, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://linux.oracle.com/errata/ELSA-2026-63129-0.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-abi-stablelists](https://patchblox.com/security/data/product/linux/kernel-abi-stablelists.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-core](https://patchblox.com/security/data/product/linux/kernel-core.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-cross-headers](https://patchblox.com/security/data/product/linux/kernel-cross-headers.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug](https://patchblox.com/security/data/product/linux/kernel-debug.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug-core](https://patchblox.com/security/data/product/linux/kernel-debug-core.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug-devel](https://patchblox.com/security/data/product/linux/kernel-debug-devel.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug-devel-matched](https://patchblox.com/security/data/product/linux/kernel-debug-devel-matched.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug-modules](https://patchblox.com/security/data/product/linux/kernel-debug-modules.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug-modules-core](https://patchblox.com/security/data/product/linux/kernel-debug-modules-core.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug-modules-extra](https://patchblox.com/security/data/product/linux/kernel-debug-modules-extra.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-debug-uki-virt](https://patchblox.com/security/data/product/linux/kernel-debug-uki-virt.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-devel](https://patchblox.com/security/data/product/linux/kernel-devel.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-devel-matched](https://patchblox.com/security/data/product/linux/kernel-devel-matched.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-doc](https://patchblox.com/security/data/product/linux/kernel-doc.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-headers](https://patchblox.com/security/data/product/linux/kernel-headers.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-modules](https://patchblox.com/security/data/product/linux/kernel-modules.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-modules-core](https://patchblox.com/security/data/product/linux/kernel-modules-core.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-modules-extra](https://patchblox.com/security/data/product/linux/kernel-modules-extra.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-tools](https://patchblox.com/security/data/product/linux/kernel-tools.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-tools-libs](https://patchblox.com/security/data/product/linux/kernel-tools-libs.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-tools-libs-devel](https://patchblox.com/security/data/product/linux/kernel-tools-libs-devel.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-uki-virt](https://patchblox.com/security/data/product/linux/kernel-uki-virt.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [kernel-uki-virt-addons](https://patchblox.com/security/data/product/linux/kernel-uki-virt-addons.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [libperf](https://patchblox.com/security/data/product/linux/libperf.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [perf](https://patchblox.com/security/data/product/linux/perf.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [python3-perf](https://patchblox.com/security/data/product/linux/python3-perf.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [rtla](https://patchblox.com/security/data/product/linux/rtla.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | | [rv](https://patchblox.com/security/data/product/linux/rv.md) | ol 9 | 0:5.14.0-687.44.1.el9_8 | ## 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-2026-68166](https://patchblox.com/security/data/cve/CVE-2026-68166.md) | Urgent | userfaultfd: prevent registration of special VMAs | 9.8 | 0.0021 | | | [CVE-2026-63824](https://patchblox.com/security/data/cve/CVE-2026-63824.md) | Urgent | KEYS: fix overflow in keyctl_pkey_params_get_2() | 9.8 | 0.0017 | | | [CVE-2026-72130](https://patchblox.com/security/data/cve/CVE-2026-72130.md) | High | kernel: nvmet-auth: reject short AUTH_RECEIVE buffers (CKI Backport Bot) [RHEL-244913] | 9.8 | 0.0080 | | | [CVE-2026-63887](https://patchblox.com/security/data/cve/CVE-2026-63887.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Bound iscsi_encode_text_outp... | 9.8 | 0.0078 | | | [CVE-2026-72069](https://patchblox.com/security/data/cve/CVE-2026-72069.md) | High | kernel: locking/rt: Fix the incorrect RCU protection in rt_spin_unlock() (Waiman Long) [RHEL-242684] | 9.8 | 0.0073 | | | [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-2026-63886](https://patchblox.com/security/data/cve/CVE-2026-63886.md) | High | kernel-default: Security update for the Linux Kernel | 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-2026-63808](https://patchblox.com/security/data/cve/CVE-2026-63808.md) | High | kernel-rt-64k: kernel: exfat: fix potential use-after-free in exfat_find_dir_entry() | 9.8 | 0.0053 | | | [CVE-2026-46185](https://patchblox.com/security/data/cve/CVE-2026-46185.md) | High | smb/client: fix out-of-bounds read in symlink_data() | 9.1 | 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-2026-64387](https://patchblox.com/security/data/cve/CVE-2026-64387.md) | High | smb: client: fix query directory replay double-free | 9.8 | 0.0046 | | | [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-2026-64490](https://patchblox.com/security/data/cve/CVE-2026-64490.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: ALSA: virtio: Validate control metadata from the... | 8.8 | 0.0019 | | | [CVE-2026-64304](https://patchblox.com/security/data/cve/CVE-2026-64304.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: crypto: qat - validate RSA CRT component lengths... | 8.8 | 0.0017 | | | [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-2025-71147](https://patchblox.com/security/data/cve/CVE-2025-71147.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix a memory leak in tpm2_load_cmd... | 8.8 | 0.0014 | | | [CVE-2026-68145](https://patchblox.com/security/data/cve/CVE-2026-68145.md) | High | iomap: fix out-of-bounds bitmap_set() with zero-length range | 8.8 | 0.0014 | | | [CVE-2026-64438](https://patchblox.com/security/data/cve/CVE-2026-64438.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix VF2PF work teardown race in ad... | 8.8 | 0.0014 | | | [CVE-2026-64002](https://patchblox.com/security/data/cve/CVE-2026-64002.md) | High | kernel-default: ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table() (bsc#1273774). | 8.8 | 0.0013 | | | [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-2026-53073](https://patchblox.com/security/data/cve/CVE-2026-53073.md) | High | Bluetooth: hci_ldisc: Clear HCI_UART_PROTO_INIT on error | 8.8 | 0.0011 | | --- Data as of 2026-11-11T07:45:43Z UTC. 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