Oracle Errata System Oracle Linux 5.11 2026-08-01T01:20:21 Oracle Linux 10 [6.12.0-211.40.1] - 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 [6.12.0-211.40.1] - ipv6: fix possible UAF in icmpv6_rcv() (CKI Backport Bot) [RHEL-192215] {CVE-2026-53006} - tipc: fix double-free in tipc_buf_append() (CKI Backport Bot) [RHEL-192181] {CVE-2026-52993} - iommu/vt-d: Avoid NULL pointer dereference or refcount corruption (Eder Zulian) [RHEL-190344] {CVE-2026-53281} - iommu/vt-d: Fix oops due to out of scope access (Eder Zulian) [RHEL-190344] - net: bridge: use a stable FDB dst snapshot in RCU readers (Mohammad Heib) [RHEL-179338] {CVE-2026-46086} - rxrpc: rxrpc_verify_data ensure rx_dec_buffer alloc (Marc Dionne) [RHEL-178254] - rxrpc: Fix the ACK parser to extract the SACK table for parsing (Marc Dionne) [RHEL-178254] - rxrpc: Fix RESPONSE packet verification to extract skb to a linear buffer (Marc Dionne) [RHEL-178254] - rxrpc: Fix DATA decrypt vs splice() by copying data to buffer in recvmsg (Marc Dionne) [RHEL-178254] - crypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks (Marc Dionne) [RHEL-178254] - rxrpc: fix oversized RESPONSE authenticator length check (Marc Dionne) [RHEL-178254] {CVE-2026-31635} - rxrpc: Fix integer overflow in rxgk_verify_response() (Marc Dionne) [RHEL-178254] {CVE-2026-31633} - rxrpc: Fix leak of rxgk context in rxgk_verify_response() (Marc Dionne) [RHEL-178254] {CVE-2026-31632} - rxrpc: Fix buffer overread in rxgk_do_verify_authenticator() (Marc Dionne) [RHEL-178254] {CVE-2026-31631} - rxgk: Fix potential integer overflow in length check (Marc Dionne) [RHEL-178254] - rxrpc: Fix rxkad crypto unalignment handling (Marc Dionne) [RHEL-178254] - rxrpc: Fix memory leaks in rxkad_verify_response() (Marc Dionne) [RHEL-178254] - rxrpc: Fix missing error checks for rxkad encryption/decryption failure (Marc Dionne) [RHEL-178254] - rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present (Marc Dionne) [RHEL-178254] {CVE-2026-43500} - rxrpc: Fix conn-level packet handling to unshare RESPONSE packets (Marc Dionne) [RHEL-178254] - rxrpc: only handle RESPONSE during service challenge (Marc Dionne) [RHEL-178254] {CVE-2026-31676} IMPORTANT Copyright 2026 Oracle, Inc. CVE-2026-46086 CVE-2026-52993 CVE-2026-53006 CVE-2026-53281 cpe:/o:oracle:linux:10:2:baseos_patch cpe:/a:oracle:linux:10::appstream cpe:/o:oracle:linux:10::baseos_latest cpe:/a:oracle:linux:10::codeready_builder