{"id":"CVE-2024-26621","summary":"mm: huge_memory: don't force huge page alignment on 32 bit","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm: huge_memory: don't force huge page alignment on 32 bit\n\ncommit efa7df3e3bb5 (\"mm: align larger anonymous mappings on THP\nboundaries\") caused two issues [1] [2] reported on 32 bit system or compat\nuserspace.\n\nIt doesn't make too much sense to force huge page alignment on 32 bit\nsystem due to the constrained virtual address space.\n\n[1] https://lore.kernel.org/linux-mm/d0a136a0-4a31-46bc-adf4-2db109a61672@kernel.org/\n[2] https://lore.kernel.org/linux-mm/CAJuCfpHXLdQy1a2B6xN2d7quTYwg2OoZseYPZTRpU0eHHKD-sQ@mail.gmail.com/","modified":"2026-08-12T03:51:14.535295109Z","published":"2024-03-02T21:31:49.158Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26621.json"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/08/3"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/08/4"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/08/5"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/08/6"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/08/7"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/08/8"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/09/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/10/5"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/10/7"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/10/8"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/11/4"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/11/5"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/11/7"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/12/3"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/13/2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/13/7"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/15/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/15/2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/16/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/16/2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/29/2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/30/2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4ef9ad19e17676b9ef071309bc62020e2373705d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6ea9aa8d97e6563676094cb35755884173269555"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7432376c913381c5f24d373a87ff629bbde94b47"},{"type":"WEB","url":"https://git.kernel.org/stable/c/87632bc9ecff5ded93433bc0fca428019bdd1cfe"},{"type":"WEB","url":"https://zolutal.github.io/aslrnt/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26621.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-26621"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1854bc6e2420472676c5c90d3d6b15f6cd640e40"},{"fixed":"87632bc9ecff5ded93433bc0fca428019bdd1cfe"},{"fixed":"6ea9aa8d97e6563676094cb35755884173269555"},{"fixed":"7432376c913381c5f24d373a87ff629bbde94b47"},{"fixed":"4ef9ad19e17676b9ef071309bc62020e2373705d"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26621.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.18.0"},{"fixed":"6.1.81"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.46"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.7.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26621.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L"}]}