221 lines
11 KiB
JSON
221 lines
11 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-2024-35792",
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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": "2024-05-17T12:19:12.339Z",
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"datePublished": "2024-05-17T12:24:53.112Z",
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"dateUpdated": "2026-08-05T11:29:58.280Z"
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},
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"containers": {
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"cna": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-08-05T11:29:58.280Z"
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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\ncrypto: rk3288 - Fix use after free in unprepare\n\nThe unprepare call must be carried out before the finalize call\nas the latter can free the request."
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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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"baseScore": 7.8,
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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:L - The vulnerable code is a local crypto accelerator driver reached through the kernel crypto API from local userspace (AF_ALG hash sockets, dm-verity/fs-verity file reads); no remote peer data path (IPsec AH needs shash-based hmac) reaches it.\nAC:L - The use-after-free is unconditional in code order — the driver always touches the request after signalling completion — and the attacker fully controls when the request is freed/reused (closing the AF_ALG socket or the caller's own callback), so the window is attacker-created and repeatable.\nPR:L - Any unprivileged local user can drive the rk3288 hash engine via an AF_ALG socket or by reading dm-verity/fs-verity backed files; no capability, root, or namespace privilege is checked along the path.\nUI:N - Exploitation only requires the attacker's own hashing requests; no action by another user or administrator is needed.\nS:U - The corruption stays within the kernel's own security authority; no VM, IOMMU, or sandbox boundary is crossed by the bug itself.\nC:H - The freed request is re-read after being handed back to the caller, and the attacker can groom the reallocated slab contents, so the stale `rctx->dev`/`areq->src`/`nrsg` values yield a kernel-memory read primitive usable for information disclosure.\nI:H - Use-after-free with attacker-controlled reallocated contents drives `dma_unmap_sg()` on a forged device pointer and forged scatterlist, allowing DMA/IOVA teardown and heap-spray-based control-flow corruption — an arbitrary-write-grade primitive.\nA:H - Even unexploited, dereferencing the freed request and unmapping a bogus scatterlist reliably oopses or panics the kernel, and the condition can be triggered repeatedly by an unprivileged user."
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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/crypto/rockchip/rk3288_crypto_ahash.c"
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],
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"versions": [
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{
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"version": "c66c17a0f69b0e017bbc01d999a28ed96ee84826",
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"lessThan": "48dd260fdb728eda4a246f635d1325e82f0d3555",
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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": "c66c17a0f69b0e017bbc01d999a28ed96ee84826",
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"lessThan": "eb2a41a8ae8c8c4f68aef3bd94665c0cf23e04be",
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"status": "affected",
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"versionType": "git"
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"lessThan": "c0afb6b88fbbc177fa322a835f874be217bffe45",
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"status": "affected",
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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/crypto/rockchip/rk3288_crypto_ahash.c"
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],
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"versions": [
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{
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"version": "6.6",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "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": "6.6.24",
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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": "6.7.12",
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"lessThanOrEqual": "6.7.*",
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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": "6.8",
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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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],
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"cpeApplicability": [
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"nodes": [
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"operator": "OR",
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.6",
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"versionEndExcluding": "6.6.24"
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},
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"references": [
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"url": "https://git.kernel.org/stable/c/48dd260fdb728eda4a246f635d1325e82f0d3555"
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},
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{
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"url": "https://git.kernel.org/stable/c/eb2a41a8ae8c8c4f68aef3bd94665c0cf23e04be"
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},
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"url": "https://git.kernel.org/stable/c/c0afb6b88fbbc177fa322a835f874be217bffe45"
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}
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],
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"title": "crypto: rk3288 - Fix use after free in unprepare",
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"title": "CISA ADP Vulnrichment",
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"type": "ssvc",
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"content": {
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"id": "CVE-2024-35792",
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"role": "CISA Coordinator",
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"options": [
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"version": "2.0.3",
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"dateUpdated": "2024-06-04T17:33:41.714Z"
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