Oracle Errata System Oracle Linux 5.11 2026-04-22T12:14:28 Oracle Linux 10 [6.12.0-124.52.1] - Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985782] - Disable UKI signing [Orabug: 36571828] - Update Oracle Linux certificates (Kevin Lyons) - Disable signing for aarch64 (Ilya Okomin) - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237] - Update x509.genkey [Orabug: 24817676] - Conflict with shim-ia32 and shim-x64 <= 15.3-1.0.5] - Remove upstream reference during boot (Kevin Lyons) [Orabug: 34729535] - Add Oracle Linux IMA certificates - Update module name for cryptographic module [Orabug: 37400433] - Clean git history at setup stage [6.12.0-124.52.1] - md/raid1: fix data lost for writemostly rdev (Nigel Croxon) [RHEL-143660] [6.12.0-124.51.1] - smb: client: fix krb5 mount with username option (Paulo Alcantara) [RHEL-158989] [6.12.0-124.50.1] - scsi: qla2xxx: Fix improper freeing of purex item (CKI Backport Bot) [RHEL-159225] {CVE-2025-68741} - net: hv_netvsc: reject RSS hash key programming without RX indirection table (Vinay Mulugund) [RHEL-150573] - smb: client: fix oops due to uninitialised var in smb2_unlink() (Paulo Alcantara) [RHEL-154414] - cifs: some missing initializations on replay (Paulo Alcantara) [RHEL-154414] - smb: client: split cached_fid bitfields to avoid shared-byte RMW races (Paulo Alcantara) [RHEL-154414] - cifs: make retry logic in read/write path consistent with other paths (Paulo Alcantara) [RHEL-154414] - cifs: on replayable errors back-off before replay, not after (Paulo Alcantara) [RHEL-154414] - smb: client: fix potential UAF and double free in smb2_open_file() (Paulo Alcantara) [RHEL-154414] - smb/client: fix memory leak in smb2_open_file() (Paulo Alcantara) [RHEL-154414] - netfs: avoid double increment of retry_count in subreq (Paulo Alcantara) [RHEL-154414] - netfs: when subreq is marked for retry, do not check if it faced an error (Paulo Alcantara) [RHEL-154414] - netfs: Fix early read unlock of page with EOF in middle (Paulo Alcantara) [RHEL-154414] - netfs: fix reference leak (Paulo Alcantara) [RHEL-154414] - netfs: Prevent duplicate unlocking (Paulo Alcantara) [RHEL-154414] - netfs: Fix unbuffered write error handling (Paulo Alcantara) [RHEL-154414] - net/sched: sch_cake: Fix incorrect qlen reduction in cake_drop (CKI Backport Bot) [RHEL-150451] {CVE-2025-39766} - net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit (CKI Backport Bot) [RHEL-150451] {CVE-2025-39766} - xfs: set max_agbno to allow sparse alloc of last full inode chunk (Brian Foster) [RHEL-142607] - iommu/vt-d: Deduplicate cache_tag_flush_all by reusing flush_range (Jerry Snitselaar) [RHEL-144317] - iommu/vt-d: Fix missing PASID in dev TLB flush with cache_tag_flush_all (Jerry Snitselaar) [RHEL-144317] - i40e: validate ring_len parameter against hardware-specific values (CKI Backport Bot) [RHEL-141694] IMPORTANT Copyright 2026 Oracle, Inc. CVE-2025-39766 CVE-2025-68741 cpe:/o:oracle:linux:10:1:baseos_patch cpe:/a:oracle:linux:10::appstream cpe:/o:oracle:linux:10::baseos_latest cpe:/a:oracle:linux:10::codeready_builder