{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49795", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-05-01T14:05:17.224Z", "datePublished": "2025-05-01T14:09:25.764Z", "dateUpdated": "2025-05-04T08:45:31.504Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:45:31.504Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrethook: fix a potential memleak in rethook_alloc()\n\nIn rethook_alloc(), the variable rh is not freed or passed out\nif handler is NULL, which could lead to a memleak, fix it.\n\n[Masami: Add \"rethook:\" tag to the title.]\n\nAcke-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["kernel/trace/rethook.c"], "versions": [{"version": "54ecbe6f1ed5138c895bdff55608cf502755b20e", "lessThan": "cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c", "status": "affected", "versionType": "git"}, {"version": "54ecbe6f1ed5138c895bdff55608cf502755b20e", "lessThan": "0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb", "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/trace/rethook.c"], "versions": [{"version": "5.18", "status": "affected"}, {"version": "0", "lessThan": "5.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.10", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1", "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": "5.18", "versionEndExcluding": "6.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c"}, {"url": "https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb"}], "title": "rethook: fix a potential memleak in rethook_alloc()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrethook: fix a potential memleak in rethook_alloc()\n\nIn rethook_alloc(), the variable rh is not freed or passed out\nif handler is NULL, which could lead to a memleak, fix it.\n\n[Masami: Add \"rethook:\" tag to the title.]\n\nAcke-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: rethook: se corrige una posible fuga de memoria en rethook_alloc(). En rethook_alloc(), la variable rh no se libera ni se pasa si el manejador es NULL, lo que podr\u00eda provocar una fuga de memoria. Corr\u00edjalo. [Masami: A\u00f1adir la etiqueta \"rethook:\" al t\u00edtulo]. Por: Masami Hiramatsu (Google) "}], "id": "CVE-2022-49795", "lastModified": "2025-05-02T13:53:20.943", "metrics": {}, "published": "2025-05-01T15:16:02.783", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"affected_release": [{"advisory": "RHSA-2023:6583", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-362.8.1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-07T00:00:00Z"}, {"advisory": "RHSA-2023:6583", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-362.8.1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-07T00:00:00Z"}], "bugzilla": {"description": "kernel: rethook: fix a potential memleak in rethook_alloc()", "id": "2363386", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363386"}, "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": "verified"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nrethook: fix a potential memleak in rethook_alloc()\nIn rethook_alloc(), the variable rh is not freed or passed out\nif handler is NULL, which could lead to a memleak, fix it.\n[Masami: Add \"rethook:\" tag to the title.]\nAcke-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>"], "name": "CVE-2022-49795", "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": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49795\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49795\nhttps://lore.kernel.org/linux-cve-announce/2025050124-CVE-2022-49795-e512@gregkh/T"], "threat_severity": "Moderate"}