361 lines
18 KiB
JSON
361 lines
18 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2024-53226",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2024-11-19T17:17:25.025Z",
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"datePublished": "2024-12-27T13:50:15.488Z",
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"dateUpdated": "2026-08-05T11:44:45.578Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-08-05T11:44:45.578Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg()\n\nib_map_mr_sg() allows ULPs to specify NULL as the sg_offset argument.\nThe driver needs to check whether it is a NULL pointer before\ndereferencing it."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"baseScore": 7.5,
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"baseSeverity": "HIGH"
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},
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"scenarios": [
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{
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"lang": "en",
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"value": "AV:N - The rtrs-srv RDMA block-storage target reaches the vulnerable call from its RDMA_CM connect-request handler (rtrs-srv.c:1978 → __alloc_path → map_cont_bufs → ib_map_mr_sg(..., NULL)), so a remote peer's connection packet drives the deref; hns is RoCEv2 over UDP/IP and therefore routable rather than link-local.\nAC:L - The dereference of the NULL sg_offset is the first statement executed in hns_roce_map_mr_sg() with no race, timing window, or memory-layout precondition — every invocation from a NULL-passing ULP crashes deterministically.\nPR:N - In the rtrs-srv path the code is reached before any authentication — only a magic value, protocol version and cid sanity check on attacker-controlled connect private data precede it; on the client-side ULPs (NFS/RDMA, NVMe-oF, SMB Direct) an ordinary unprivileged user's file or block I/O suffices.\nUI:N - No victim action is needed; the attacker simply issues an RDMA connect request to an already-running server, or a local user performs routine I/O over an existing mount.\nS:U - The fault occurs and is contained within the kernel of the affected host with no crossing of a virtualization, IOMMU, or other security authority boundary.\nC:N - The bug is a read of virtual address 0 that immediately faults; no kernel memory contents are returned to or observable by the attacker.\nI:N - No memory is written and no attacker-controlled data is stored — the faulting access is a read used only for an IS_ALIGNED() test, so no data can be modified.\nA:H - The NULL dereference produces a kernel oops (panic with panic_on_oops, and leaves the RDMA CM handler/session in a broken state otherwise), and it is triggerable repeatedly by any remote connect attempt or local I/O, denying service to the whole system."
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}
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]
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/infiniband/hw/hns/hns_roce_mr.c"
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],
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"versions": [
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{
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"version": "edc2dee07ab4ae2188b9780c453a64032162a5a0",
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"lessThan": "bd715e191d444992d6ed124f15856da5c1cae2de",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c301b8a046b57e3de14c6fc669d81dcb71bb5b5",
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"lessThan": "35f5b68f63aac61d30ce0b0c6beb09b8845a3e65",
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"status": "affected",
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"lessThan": "71becb0e9df78a8d43dfd0efcef18c830a0af477",
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"status": "affected",
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"version": "d387d4b54eb84208bd4ca13572e106851d0a0819",
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"status": "affected",
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},
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"version": "ecdf900a5a3372bc0208e0701a116f112eb6039c",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "5.10.224",
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"lessThan": "5.10.231",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "5.15.165",
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"lessThan": "5.15.174",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.1.103",
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"lessThan": "6.1.120",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.6.44",
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"lessThan": "6.6.64",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.10.3",
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"lessThan": "6.11",
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"status": "affected",
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/infiniband/hw/hns/hns_roce_mr.c"
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],
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"versions": [
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{
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"version": "6.11",
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"status": "affected"
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{
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"version": "0",
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},
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{
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"version": "5.10.231",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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},
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{
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"version": "5.15.174",
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"lessThanOrEqual": "5.15.*",
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},
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{
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"version": "6.1.120",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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},
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{
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"version": "6.6.64",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.11.11",
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"lessThanOrEqual": "6.11.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.2",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.13",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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"url": "https://git.kernel.org/stable/c/6b526d17eed850352d880b93b9bf20b93006bd92"
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}
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],
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"title": "RDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg()",
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"engine": "bippy-1.2.0"
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"metrics": [
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"attackVector": "LOCAL",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"content": {
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"id": "CVE-2024-53226",
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"version": "2.0.3",
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"timestamp": "2025-10-01T20:03:16.988546Z"
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}
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"problemTypes": [
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"description": "CWE-476 NULL Pointer Dereference"
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}
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]
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}
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],
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},
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"title": "CVE Program Container",
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"url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"
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