{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23164", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.980Z", "datePublished": "2026-02-14T16:01:28.624Z", "dateUpdated": "2026-02-14T16:01:28.624Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-02-14T16:01:28.624Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrocker: fix memory leak in rocker_world_port_post_fini()\n\nIn rocker_world_port_pre_init(), rocker_port->wpriv is allocated with\nkzalloc(wops->port_priv_size, GFP_KERNEL). However, in\nrocker_world_port_post_fini(), the memory is only freed when\nwops->port_post_fini callback is set:\n\n if (!wops->port_post_fini)\n return;\n wops->port_post_fini(rocker_port);\n kfree(rocker_port->wpriv);\n\nSince rocker_ofdpa_ops does not implement port_post_fini callback\n(it is NULL), the wpriv memory allocated for each port is never freed\nwhen ports are removed. This leads to a memory leak of\nsizeof(struct ofdpa_port) bytes per port on every device removal.\n\nFix this by always calling kfree(rocker_port->wpriv) regardless of\nwhether the port_post_fini callback exists."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/rocker/rocker_main.c"], "versions": [{"version": "e420114eef4a3a5025a243b89b0dc343101e3d3c", "lessThan": "2a3a64d75d2d0727da285749476761ebcad557a3", "status": "affected", "versionType": "git"}, {"version": "e420114eef4a3a5025a243b89b0dc343101e3d3c", "lessThan": "b11e6f926480ab0939fec44781f28558c54be4e7", "status": "affected", "versionType": "git"}, {"version": "e420114eef4a3a5025a243b89b0dc343101e3d3c", "lessThan": "8ce2e85889939c02740b4245301aa5c35fc94887", "status": "affected", "versionType": "git"}, {"version": "e420114eef4a3a5025a243b89b0dc343101e3d3c", "lessThan": "d448bf96889f1905e740c554780f5c9fa0440566", "status": "affected", "versionType": "git"}, {"version": "e420114eef4a3a5025a243b89b0dc343101e3d3c", "lessThan": "d8723917efda3b4f4c3de78d1ec1e1af015c0be1", "status": "affected", "versionType": "git"}, {"version": "e420114eef4a3a5025a243b89b0dc343101e3d3c", "lessThan": "dce375f4afc348c310d171abcde7ec1499a4c26a", "status": "affected", "versionType": "git"}, {"version": "e420114eef4a3a5025a243b89b0dc343101e3d3c", "lessThan": "8d7ba71e46216b8657a82ca2ec118bc93812a4d0", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/rocker/rocker_main.c"], "versions": [{"version": "4.6", "status": "affected"}, {"version": "0", "lessThan": "4.6", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.249", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.199", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.162", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.123", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.69", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.9", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19", "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": "4.6", "versionEndExcluding": "5.10.249"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.6", "versionEndExcluding": "5.15.199"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.6", "versionEndExcluding": "6.1.162"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.6", "versionEndExcluding": "6.6.123"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.6", "versionEndExcluding": "6.12.69"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.6", "versionEndExcluding": "6.18.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.6", "versionEndExcluding": "6.19"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2a3a64d75d2d0727da285749476761ebcad557a3"}, {"url": "https://git.kernel.org/stable/c/b11e6f926480ab0939fec44781f28558c54be4e7"}, {"url": "https://git.kernel.org/stable/c/8ce2e85889939c02740b4245301aa5c35fc94887"}, {"url": "https://git.kernel.org/stable/c/d448bf96889f1905e740c554780f5c9fa0440566"}, {"url": "https://git.kernel.org/stable/c/d8723917efda3b4f4c3de78d1ec1e1af015c0be1"}, {"url": "https://git.kernel.org/stable/c/dce375f4afc348c310d171abcde7ec1499a4c26a"}, {"url": "https://git.kernel.org/stable/c/8d7ba71e46216b8657a82ca2ec118bc93812a4d0"}], "title": "rocker: fix memory leak in rocker_world_port_post_fini()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrocker: fix memory leak in rocker_world_port_post_fini()\n\nIn rocker_world_port_pre_init(), rocker_port->wpriv is allocated with\nkzalloc(wops->port_priv_size, GFP_KERNEL). However, in\nrocker_world_port_post_fini(), the memory is only freed when\nwops->port_post_fini callback is set:\n\n if (!wops->port_post_fini)\n return;\n wops->port_post_fini(rocker_port);\n kfree(rocker_port->wpriv);\n\nSince rocker_ofdpa_ops does not implement port_post_fini callback\n(it is NULL), the wpriv memory allocated for each port is never freed\nwhen ports are removed. This leads to a memory leak of\nsizeof(struct ofdpa_port) bytes per port on every device removal.\n\nFix this by always calling kfree(rocker_port->wpriv) regardless of\nwhether the port_post_fini callback exists."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nrocker: corregir fuga de memoria en rocker_world_port_post_fini()\n\nEn rocker_world_port_pre_init(), rocker_port->wpriv se asigna con kzalloc(wops->port_priv_size, GFP_KERNEL). Sin embargo, en rocker_world_port_post_fini(), la memoria solo se libera cuando la devoluci\u00f3n de llamada wops->port_post_fini est\u00e1 establecida:\n\n si (!wops->port_post_fini)\n retornar;\n wops->port_post_fini(rocker_port);\n kfree(rocker_port->wpriv);\n\nDado que rocker_ofdpa_ops no implementa la devoluci\u00f3n de llamada port_post_fini (es NULL), la memoria wpriv asignada para cada puerto nunca se libera cuando se eliminan los puertos. Esto conduce a una fuga de memoria de sizeof(struct ofdpa_port) bytes por puerto en cada eliminaci\u00f3n de dispositivo.\n\nSolucione esto llamando siempre a kfree(rocker_port->wpriv) independientemente de si existe la devoluci\u00f3n de llamada port_post_fini."}], "id": "CVE-2026-23164", "lastModified": "2026-02-18T17:52:44.520", "metrics": {}, "published": "2026-02-14T16:15:56.590", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2a3a64d75d2d0727da285749476761ebcad557a3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8ce2e85889939c02740b4245301aa5c35fc94887"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8d7ba71e46216b8657a82ca2ec118bc93812a4d0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b11e6f926480ab0939fec44781f28558c54be4e7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d448bf96889f1905e740c554780f5c9fa0440566"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d8723917efda3b4f4c3de78d1ec1e1af015c0be1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dce375f4afc348c310d171abcde7ec1499a4c26a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: rocker: fix memory leak in rocker_world_port_post_fini()", "id": "2439892", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2439892"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nrocker: fix memory leak in rocker_world_port_post_fini()\nIn rocker_world_port_pre_init(), rocker_port->wpriv is allocated with\nkzalloc(wops->port_priv_size, GFP_KERNEL). However, in\nrocker_world_port_post_fini(), the memory is only freed when\nwops->port_post_fini callback is set:\nif (!wops->port_post_fini)\nreturn;\nwops->port_post_fini(rocker_port);\nkfree(rocker_port->wpriv);\nSince rocker_ofdpa_ops does not implement port_post_fini callback\n(it is NULL), the wpriv memory allocated for each port is never freed\nwhen ports are removed. This leads to a memory leak of\nsizeof(struct ofdpa_port) bytes per port on every device removal.\nFix this by always calling kfree(rocker_port->wpriv) regardless of\nwhether the port_post_fini callback exists."], "name": "CVE-2026-23164", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-02-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23164\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23164\nhttps://lore.kernel.org/linux-cve-announce/2026021419-CVE-2026-23164-9874@gregkh/T"], "threat_severity": "Moderate"}