{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-38663", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-06-21T11:16:40.592Z", "datePublished": "2024-06-24T13:50:51.710Z", "dateUpdated": "2024-08-02T04:12:26.031Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-15T06:49:38.475Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblk-cgroup: fix list corruption from resetting io stat\n\nSince commit 3b8cc6298724 (\"blk-cgroup: Optimize blkcg_rstat_flush()\"),\neach iostat instance is added to blkcg percpu list, so blkcg_reset_stats()\ncan't reset the stat instance by memset(), otherwise the llist may be\ncorrupted.\n\nFix the issue by only resetting the counter part."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["block/blk-cgroup.c"], "versions": [{"version": "3b8cc6298724", "lessThan": "d4a60298ac34", "status": "affected", "versionType": "git"}, {"version": "3b8cc6298724", "lessThan": "89bb36c72e19", "status": "affected", "versionType": "git"}, {"version": "3b8cc6298724", "lessThan": "6da668063279", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["block/blk-cgroup.c"], "versions": [{"version": "6.2", "status": "affected"}, {"version": "0", "lessThan": "6.2", "status": "unaffected", "versionType": "custom"}, {"version": "6.6.33", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom"}, {"version": "6.9.4", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "custom"}, {"version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/d4a60298ac34f027a09f8f893fdbd9e06279bb24"}, {"url": "https://git.kernel.org/stable/c/89bb36c72e1951843f9e04dc84412e31fcc849a9"}, {"url": "https://git.kernel.org/stable/c/6da6680632792709cecf2b006f2fe3ca7857e791"}], "title": "blk-cgroup: fix list corruption from resetting io stat", "x_generator": {"engine": "bippy-c9c4e1df01b2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-06-25T13:51:20.493125Z", "id": "CVE-2024-38663", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-25T13:51:34.429Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:12:26.031Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/d4a60298ac34f027a09f8f893fdbd9e06279bb24", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/89bb36c72e1951843f9e04dc84412e31fcc849a9", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/6da6680632792709cecf2b006f2fe3ca7857e791", "tags": ["x_transferred"]}]}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblk-cgroup: fix list corruption from resetting io stat\n\nSince commit 3b8cc6298724 (\"blk-cgroup: Optimize blkcg_rstat_flush()\"),\neach iostat instance is added to blkcg percpu list, so blkcg_reset_stats()\ncan't reset the stat instance by memset(), otherwise the llist may be\ncorrupted.\n\nFix the issue by only resetting the counter part."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: blk-cgroup: corrige la corrupci\u00f3n de la lista al restablecer io stat Desde el commit 3b8cc6298724 (\"blk-cgroup: Optimizar blkcg_rstat_flush()\"), cada instancia de iostat se agrega a la lista de percpu de blkcg, por lo que blkcg_reset_stats() no puede restablecer la instancia de estad\u00edsticas mediante memset(); de lo contrario, la lista puede estar da\u00f1ada. Solucione el problema reiniciando solo la contraparte."}], "id": "CVE-2024-38663", "lastModified": "2024-06-24T19:26:47.037", "metrics": {}, "published": "2024-06-24T14:15:12.630", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6da6680632792709cecf2b006f2fe3ca7857e791"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/89bb36c72e1951843f9e04dc84412e31fcc849a9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d4a60298ac34f027a09f8f893fdbd9e06279bb24"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"affected_release": [{"advisory": "RHSA-2024:4583", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.26.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-07-17T00:00:00Z"}, {"advisory": "RHSA-2024:4583", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.26.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-07-17T00:00:00Z"}, {"advisory": "RHSA-2024:5066", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "kernel-0:5.14.0-284.77.1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-08-07T00:00:00Z"}, {"advisory": "RHSA-2024:5067", "cpe": "cpe:/a:redhat:rhel_eus:9.2::nfv", "package": "kernel-rt-0:5.14.0-284.77.1.rt14.362.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-08-07T00:00:00Z"}], "bugzilla": {"description": "kernel: blk-cgroup: fix list corruption from resetting io stat", "id": "2294225", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2294225"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-665", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nblk-cgroup: fix list corruption from resetting io stat\nSince commit 3b8cc6298724 (\"blk-cgroup: Optimize blkcg_rstat_flush()\"),\neach iostat instance is added to blkcg percpu list, so blkcg_reset_stats()\ncan't reset the stat instance by memset(), otherwise the llist may be\ncorrupted.\nFix the issue by only resetting the counter part."], "name": "CVE-2024-38663", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-06-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-38663\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-38663\nhttps://lore.kernel.org/linux-cve-announce/2024062457-CVE-2024-38663-a1bc@gregkh/T"], "threat_severity": "Low", "upstream_fix": "kernel 6.6.33, kernel 6.9.4, kernel 6.10-rc1"}