325 lines
14 KiB
JSON
325 lines
14 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-2021-47486",
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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": "2024-05-22T06:20:56.201Z",
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"datePublished": "2024-05-22T08:19:36.818Z",
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"dateUpdated": "2026-05-11T13:55:37.114Z"
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},
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"containers": {
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T13:55:37.114Z"
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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\nriscv, bpf: Fix potential NULL dereference\n\nThe bpf_jit_binary_free() function requires a non-NULL argument. When\nthe RISC-V BPF JIT fails to converge in NR_JIT_ITERATIONS steps,\njit_data->header will be NULL, which triggers a NULL\ndereference. Avoid this by checking the argument, prior calling the\nfunction."
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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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"arch/riscv/net/bpf_jit_core.c"
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],
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"versions": [
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{
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"version": "ca6cb5447ceca6a87d6b62c9e5d41042c34f7ffa",
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"lessThan": "cac6b043cea3e120f4fccec16f7381747cbfdc0d",
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{
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"lessThan": "e1b80a5ebe5431caeb20f88c32d4a024777a2d41",
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"status": "affected",
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},
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{
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"lessThan": "27de809a3d83a6199664479ebb19712533d6fd9b",
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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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"arch/riscv/net/bpf_jit_core.c"
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],
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"versions": [
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{
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"version": "5.7",
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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": "5.7",
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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": "5.10.77",
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"lessThanOrEqual": "5.10.*",
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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": "5.14.16",
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"lessThanOrEqual": "5.14.*",
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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": "5.15",
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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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"versionStartIncluding": "5.7",
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"versionEndExcluding": "5.10.77"
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{
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"vulnerable": true,
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/cac6b043cea3e120f4fccec16f7381747cbfdc0d"
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{
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"url": "https://git.kernel.org/stable/c/e1b80a5ebe5431caeb20f88c32d4a024777a2d41"
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}
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"title": "riscv, bpf: Fix potential NULL dereference",
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{
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"descriptions": [
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{
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"type": "CWE",
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"cweId": "CWE-476",
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"lang": "en",
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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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"affected": [
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.5,
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"attackVector": "NETWORK",
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"baseSeverity": "HIGH",
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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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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "NONE"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2024-05-22T14:16:03.996625Z",
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"id": "CVE-2021-47486",
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"options": [
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{
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{
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"Technical Impact": "total"
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"shortName": "CISA-ADP",
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"dateUpdated": "2024-08-20T20:47:36.231Z"
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"title": "CVE Program Container",
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