{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2022-48770", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-06-20T11:09:39.061Z", "datePublished": "2024-06-20T11:13:45.193Z", "dateUpdated": "2026-05-11T18:46:35.914Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T18:46:35.914Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Guard against accessing NULL pt_regs in bpf_get_task_stack()\n\ntask_pt_regs() can return NULL on powerpc for kernel threads. This is\nthen used in __bpf_get_stack() to check for user mode, resulting in a\nkernel oops. Guard against this by checking return value of\ntask_pt_regs() before trying to obtain the call chain." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "kernel/bpf/stackmap.c" ], "versions": [ { "version": "fa28dcb82a38f8e3993b0fae9106b1a80b59e4f0", "lessThan": "ff6bdc205fd0a83bd365405d4e31fb5905826996", "status": "affected", "versionType": "git" }, { "version": "fa28dcb82a38f8e3993b0fae9106b1a80b59e4f0", "lessThan": "0bcd484587b3b3092e448d27dc369e347e1810c3", "status": "affected", "versionType": "git" }, { "version": "fa28dcb82a38f8e3993b0fae9106b1a80b59e4f0", "lessThan": "b82ef4985a6d05e80f604624332430351df7b79a", "status": "affected", "versionType": "git" }, { "version": "fa28dcb82a38f8e3993b0fae9106b1a80b59e4f0", "lessThan": "b992f01e66150fc5e90be4a96f5eb8e634c8249e", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "kernel/bpf/stackmap.c" ], "versions": [ { "version": "5.9", "status": "affected" }, { "version": "0", "lessThan": "5.9", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.96", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.19", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.16.5", "lessThanOrEqual": "5.16.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.17", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "5.10.96" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "5.15.19" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "5.16.5" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "5.17" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/ff6bdc205fd0a83bd365405d4e31fb5905826996" }, { "url": "https://git.kernel.org/stable/c/0bcd484587b3b3092e448d27dc369e347e1810c3" }, { "url": "https://git.kernel.org/stable/c/b82ef4985a6d05e80f604624332430351df7b79a" }, { "url": "https://git.kernel.org/stable/c/b992f01e66150fc5e90be4a96f5eb8e634c8249e" } ], "title": "bpf: Guard against accessing NULL pt_regs in bpf_get_task_stack()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T15:25:01.559Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/ff6bdc205fd0a83bd365405d4e31fb5905826996", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/0bcd484587b3b3092e448d27dc369e347e1810c3", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/b82ef4985a6d05e80f604624332430351df7b79a", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/b992f01e66150fc5e90be4a96f5eb8e634c8249e", "tags": [ "x_transferred" ] } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2022-48770", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T17:10:00.483681Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:46.874Z" } } ] } }