{"id":"CVE-2026-72027","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-72027","summary":"mm/compaction: handle free_pages_prepare() properly in compaction_free()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm/compaction: handle free_pages_prepare() properly in compaction_free()\n\nfree_pages_prepare() can fail but compaction_free() does not handle the\nfailure case.  Failed pages should not be added back to cc->freepages for\nfuture use, since they can be either PageHWPoison or free_page_is_bad()\nand might cause data corruption.","published":"2026-08-15T05:51:51.219Z","modified":"2026-08-16T03:48:31.010561287Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Linux","name":"Kernel","fixedVersion":"6.12.97"}],"fix":null,"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe"},{"type":"WEB","url":"https://git.kernel.org/stable/c/23afc3786acf359c135093893fb43a436768c832"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7da7d599b8a83271c464adfd5ef160202b470570"},{"type":"WEB","url":"https://git.kernel.org/stable/c/de8577db09039d4950239b01446ab5ead9028ab4"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72027.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72027"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-16T03:48:31.010561287Z"}}