elsa-2026-47017

{
  "cves": [
    "CVE-2026-46086",
    "CVE-2026-52993",
    "CVE-2026-53006",
    "CVE-2026-53281"
  ],
  "cvss": 0.0,
  "database_specific": {
    "severity": "IMPORTANT"
  },
  "description": "[6.12.0-211.40.1]\n- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985782]\n- Disable UKI signing [Orabug: 36571828]\n- Update Oracle Linux certificates (Kevin Lyons)\n- Disable signing for aarch64 (Ilya Okomin)\n- Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237]\n- Update x509.genkey [Orabug: 24817676]\n- Conflict with shim-ia32 and shim-x64 = 15.3-1.0.5]\n- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34729535]\n- Add Oracle Linux IMA certificates\n- Update module name for cryptographic module [Orabug: 37400433]\n- Clean git history at setup stage\n\n[6.12.0-211.40.1]\n- ipv6: fix possible UAF in icmpv6_rcv() (CKI Backport Bot) [RHEL-192215] {CVE-2026-53006}\n- tipc: fix double-free in tipc_buf_append() (CKI Backport Bot) [RHEL-192181] {CVE-2026-52993}\n- iommu/vt-d: Avoid NULL pointer dereference or refcount corruption (Eder Zulian) [RHEL-190344] {CVE-2026-53281}\n- iommu/vt-d: Fix oops due to out of scope access (Eder Zulian) [RHEL-190344]\n- net: bridge: use a stable FDB dst snapshot in RCU readers (Mohammad Heib) [RHEL-179338] {CVE-2026-46086}\n- rxrpc: rxrpc_verify_data ensure rx_dec_buffer alloc (Marc Dionne) [RHEL-178254]\n- rxrpc: Fix the ACK parser to extract the SACK table for parsing (Marc Dionne) [RHEL-178254]\n- rxrpc: Fix RESPONSE packet verification to extract skb to a linear buffer (Marc Dionne) [RHEL-178254]\n- rxrpc: Fix DATA decrypt vs splice() by copying data to buffer in recvmsg (Marc Dionne) [RHEL-178254]\n- crypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks (Marc Dionne) [RHEL-178254]\n- rxrpc: fix oversized RESPONSE authenticator length check (Marc Dionne) [RHEL-178254] {CVE-2026-31635}\n- rxrpc: Fix integer overflow in rxgk_verify_response() (Marc Dionne) [RHEL-178254] {CVE-2026-31633}\n- rxrpc: Fix leak of rxgk context in rxgk_verify_response() (Marc Dionne) [RHEL-178254] {CVE-2026-31632}\n- rxrpc: Fix buffer overread in rxgk_do_verify_authenticator() (Marc Dionne) [RHEL-178254] {CVE-2026-31631}\n- rxgk: Fix potential integer overflow in length check (Marc Dionne) [RHEL-178254]\n- rxrpc: Fix rxkad crypto unalignment handling (Marc Dionne) [RHEL-178254]\n- rxrpc: Fix memory leaks in rxkad_verify_response() (Marc Dionne) [RHEL-178254]\n- rxrpc: Fix missing error checks for rxkad encryption/decryption failure (Marc Dionne) [RHEL-178254]\n- rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present (Marc Dionne) [RHEL-178254] {CVE-2026-43500}\n- rxrpc: Fix conn-level packet handling to unshare RESPONSE packets (Marc Dionne) [RHEL-178254]\n- rxrpc: only handle RESPONSE during service challenge (Marc Dionne) [RHEL-178254] {CVE-2026-31676}",
  "id": "ELSA-2026-47017",
  "ovalId": "oval:com.oracle.elsa:def:202647017",
  "source": "oracle_linux",
  "title": "ELSA-2026-47017:  kernel security, bug fix, and enhancement update (IMPORTANT)",
  "url": "https://linux.oracle.com/errata/ELSA-2026-47017.html"
}