CVE-2022-50380 (GCVE-0-2022-50380)
Vulnerability from cvelistv5
Published
2025-09-18 13:33
Modified
2025-10-10 16:06
Severity ?
VLAI Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
mm: /proc/pid/smaps_rollup: fix no vma's null-deref
Commit 258f669e7e88 ("mm: /proc/pid/smaps_rollup: convert to single value
seq_file") introduced a null-deref if there are no vma's in the task in
show_smaps_rollup.
References
Impacted products
Vendor | Product | Version | ||
---|---|---|---|---|
Linux | Linux |
Version: 258f669e7e88c18edbc23fe5ce00a476b924551f Version: 258f669e7e88c18edbc23fe5ce00a476b924551f Version: 258f669e7e88c18edbc23fe5ce00a476b924551f Version: 258f669e7e88c18edbc23fe5ce00a476b924551f Version: 258f669e7e88c18edbc23fe5ce00a476b924551f Version: 258f669e7e88c18edbc23fe5ce00a476b924551f |
||
{ "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "fs/proc/task_mmu.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "dbe863bce7679c7f5ec0e993d834fe16c5e687b5", "status": "affected", "version": "258f669e7e88c18edbc23fe5ce00a476b924551f", "versionType": "git" }, { "lessThan": "6bb8769326c46db3058780c0640dcc49d8187b24", "status": "affected", "version": "258f669e7e88c18edbc23fe5ce00a476b924551f", "versionType": "git" }, { "lessThan": "a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4", "status": "affected", "version": "258f669e7e88c18edbc23fe5ce00a476b924551f", "versionType": "git" }, { "lessThan": "33fc9e26b7cb39f0d4219c875a2451802249c225", "status": "affected", "version": "258f669e7e88c18edbc23fe5ce00a476b924551f", "versionType": "git" }, { "lessThan": "97898139ca9b81ba9322a585e07490983c53b55a", "status": "affected", "version": "258f669e7e88c18edbc23fe5ce00a476b924551f", "versionType": "git" }, { "lessThan": "c4c84f06285e48f80e9843d0775ad92714ffc35a", "status": "affected", "version": "258f669e7e88c18edbc23fe5ce00a476b924551f", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "fs/proc/task_mmu.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "4.19" }, { "lessThan": "4.19", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "4.19.*", "status": "unaffected", "version": "4.19.264", "versionType": "semver" }, { "lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.221", "versionType": "semver" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.152", "versionType": "semver" }, { "lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.76", "versionType": "semver" }, { "lessThanOrEqual": "6.0.*", "status": "unaffected", "version": "6.0.6", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.1", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.19.264", "versionStartIncluding": "4.19", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.4.221", "versionStartIncluding": "4.19", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.10.152", "versionStartIncluding": "4.19", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.15.76", "versionStartIncluding": "4.19", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.0.6", "versionStartIncluding": "4.19", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.1", "versionStartIncluding": "4.19", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm: /proc/pid/smaps_rollup: fix no vma\u0027s null-deref\n\nCommit 258f669e7e88 (\"mm: /proc/pid/smaps_rollup: convert to single value\nseq_file\") introduced a null-deref if there are no vma\u0027s in the task in\nshow_smaps_rollup." } ], "providerMetadata": { "dateUpdated": "2025-10-10T16:06:16.681Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5" }, { "url": "https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24" }, { "url": "https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4" }, { "url": "https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225" }, { "url": "https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a" }, { "url": "https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a" } ], "title": "mm: /proc/pid/smaps_rollup: fix no vma\u0027s null-deref", "x_generator": { "engine": "bippy-1.2.0" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2022-50380", "datePublished": "2025-09-18T13:33:02.472Z", "dateReserved": "2025-09-17T14:53:06.996Z", "dateUpdated": "2025-10-10T16:06:16.681Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2022-50380\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-09-18T14:15:36.767\",\"lastModified\":\"2025-10-10T16:15:49.910\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmm: /proc/pid/smaps_rollup: fix no vma\u0027s null-deref\\n\\nCommit 258f669e7e88 (\\\"mm: /proc/pid/smaps_rollup: convert to single value\\nseq_file\\\") introduced a null-deref if there are no vma\u0027s in the task in\\nshow_smaps_rollup.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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