{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "state": "PUBLISHED", "cveId": "CVE-2021-3759", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "dateUpdated": "2026-10-14T09:49:52.088Z", "dateReserved": "2021-09-01T00:00:00.000Z", "datePublished": "2022-08-23T00:00:00.000Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2022-12-22T00:00:00.000Z" }, "descriptions": [ { "lang": "en", "value": "A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability." } ], "affected": [ { "vendor": "n/a", "product": "kernel", "versions": [ { "version": "Fixed in Linux kernel 5.15-rc1", "status": "affected" } ] } ], "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1999675" }, { "url": "https://access.redhat.com/security/cve/CVE-2021-3759" }, { "url": "https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive%40gmail.com/" }, { "name": "[debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html" } ], "problemTypes": [ { "descriptions": [ { "type": "CWE", "lang": "en", "description": "CWE-400 - Uncontrolled Resource Consumption", "cweId": "CWE-400" } ] } ] }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:09:08.717Z" }, "title": "CVE Program Container", "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1999675", "tags": [ "x_transferred" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2021-3759", "tags": [ "x_transferred" ] }, { "url": "https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive%40gmail.com/", "tags": [ "x_transferred" ] }, { "name": "[debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html" } ] }, { "x_adpType": "supplier", "providerMetadata": { "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "shortName": "siemens-SADP", "dateUpdated": "2026-10-14T09:49:52.088Z" }, "affected": [ { "vendor": "Siemens", "product": "SIMATIC S7-1500 TM MFP - GNU/Linux subsystem", "versions": [ { "status": "affected", "version": "0", "lessThan": "V1.1", "versionType": "custom" } ], "defaultStatus": "unknown" } ], "references": [ { "url": "https://cert-portal.siemens.com/productcert/html/ssa-794697.html" } ] } ] } }