{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-50074", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-06-18T10:57:27.408Z", "datePublished": "2025-06-18T11:02:18.140Z", "dateUpdated": "2025-06-18T11:02:18.140Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-06-18T11:02:18.140Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: Fix memleak in aa_simple_write_to_buffer()\n\nWhen copy_from_user failed, the memory is freed by kvfree. however the\nmanagement struct and data blob are allocated independently, so only\nkvfree(data) cause a memleak issue here. Use aa_put_loaddata(data) to\nfix this issue."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["security/apparmor/apparmorfs.c"], "versions": [{"version": "a6a52579e52b55448326db88bd9a5740e7c1a037", "lessThan": "6500eb3a48ac221051b1791818a1ac74744ef617", "status": "affected", "versionType": "git"}, {"version": "a6a52579e52b55448326db88bd9a5740e7c1a037", "lessThan": "7db182a2ebeefded86fea542fcc5d6a68bb77f58", "status": "affected", "versionType": "git"}, {"version": "a6a52579e52b55448326db88bd9a5740e7c1a037", "lessThan": "8aab4295582eb397a125d2788b829fa62b88dbf7", "status": "affected", "versionType": "git"}, {"version": "a6a52579e52b55448326db88bd9a5740e7c1a037", "lessThan": "bf7ebebce2c25071c719fd8a2f1307e0c243c2d7", "status": "affected", "versionType": "git"}, {"version": "a6a52579e52b55448326db88bd9a5740e7c1a037", "lessThan": "6583edbf459de2e06b9759f264c0ae27e452b97a", "status": "affected", "versionType": "git"}, {"version": "a6a52579e52b55448326db88bd9a5740e7c1a037", "lessThan": "417ea9fe972d2654a268ad66e89c8fcae67017c3", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["security/apparmor/apparmorfs.c"], "versions": [{"version": "4.17", "status": "affected"}, {"version": "0", "lessThan": "4.17", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.256", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.211", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.138", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.63", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.19.4", "lessThanOrEqual": "5.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0", "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": "4.17", "versionEndExcluding": "4.19.256"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.17", "versionEndExcluding": "5.4.211"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.17", "versionEndExcluding": "5.10.138"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.17", "versionEndExcluding": "5.15.63"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.17", "versionEndExcluding": "5.19.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.17", "versionEndExcluding": "6.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/6500eb3a48ac221051b1791818a1ac74744ef617"}, {"url": "https://git.kernel.org/stable/c/7db182a2ebeefded86fea542fcc5d6a68bb77f58"}, {"url": "https://git.kernel.org/stable/c/8aab4295582eb397a125d2788b829fa62b88dbf7"}, {"url": "https://git.kernel.org/stable/c/bf7ebebce2c25071c719fd8a2f1307e0c243c2d7"}, {"url": "https://git.kernel.org/stable/c/6583edbf459de2e06b9759f264c0ae27e452b97a"}, {"url": "https://git.kernel.org/stable/c/417ea9fe972d2654a268ad66e89c8fcae67017c3"}], "title": "apparmor: Fix memleak in aa_simple_write_to_buffer()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: Fix memleak in aa_simple_write_to_buffer()\n\nWhen copy_from_user failed, the memory is freed by kvfree. however the\nmanagement struct and data blob are allocated independently, so only\nkvfree(data) cause a memleak issue here. Use aa_put_loaddata(data) to\nfix this issue."}], "id": "CVE-2022-50074", "lastModified": "2025-06-18T13:47:40.833", "metrics": {}, "published": "2025-06-18T11:15:36.283", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/417ea9fe972d2654a268ad66e89c8fcae67017c3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6500eb3a48ac221051b1791818a1ac74744ef617"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6583edbf459de2e06b9759f264c0ae27e452b97a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7db182a2ebeefded86fea542fcc5d6a68bb77f58"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8aab4295582eb397a125d2788b829fa62b88dbf7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bf7ebebce2c25071c719fd8a2f1307e0c243c2d7"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: apparmor: Fix memleak in aa_simple_write_to_buffer()", "id": "2373549", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2373549"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\napparmor: Fix memleak in aa_simple_write_to_buffer()\nWhen copy_from_user failed, the memory is freed by kvfree. however the\nmanagement struct and data blob are allocated independently, so only\nkvfree(data) cause a memleak issue here. Use aa_put_loaddata(data) to\nfix this issue."], "name": "CVE-2022-50074", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-06-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50074\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50074\nhttps://lore.kernel.org/linux-cve-announce/2025061854-CVE-2022-50074-c768@gregkh/T"], "threat_severity": "Low"}