CVE-2026-74632는 Linux에서 확인된 높음 등급 보안 취약점입니다. 공개 데이터에 표시된 영향 버전은 >= 6527d8ef68c3ca3c455e38ae2a37cd7810caec73 < 9c0fd1802ce06d7709f0bae4edeb085288f28764, >= 3b77e8c8cde581dadab9a0f1543a347e24315f11 < b7041ba61c5da4e0b56f9be58cfb87d7689724e4, >= 3b77e8c8cde581dadab9a0f1543a347e24315f11 < 9332b080ad57650d1dc582e54517f9fc78ef89cc, >= 3b77e8c8cde581dadab9a0f1543a347e24315f11 < f3a874a903053c53fb53ba287ea9eacda69c68e8, >= 3b77e8c8cde581dadab9a0f1543a347e24315f11 < 6024f6d0d9b9ca5138bfc4ac6f6e4bdf616e42b3, >= 3b77e8c8cde581dadab9a0f1543a347e24315f11 < 105d04edbec83010df5728f74d17fd9c108e7553, >= 3b77e8c8cde581dadab9a0f1543a347e24315f11 < ab7e4b407c7f58d1a003134eff3841f303d5ccc2, >= 3b77e8c8cde581dadab9a0f1543a347e24315f11 < 33192a26cddea7a7e4ca66e5c3eebd36fa8be2bb, >= fc1fbc5b017b6f5ef24a4a93f33cd022225e01c8, >= bd092a0f19423d7e9e81182314a96ecd6a14f3b7, >= b1daf8f862136894a4595770a44e4508808fb806, >= 5.10.47 < 5.10.267, >= 4.19.197 < 4.20, >= 5.4.129 < 5.5, >= 5.12.14 < 5.13, >= 5.13입니다. CVSS 기본 점수는 7.8점입니다. 현재 CISA KEV 등록은 확인되지 않았습니다.
NVD 영문 원문의 세부 내용은 한국어 설명으로 순차 보강 중입니다. 보강 전에는 제품·위험도·실제 악용 여부처럼 공개 데이터로 확인된 정보만 표시합니다.
영문 원문 보기
In the Linux kernel, the following vulnerability has been resolved: mm/huge_memory: fix huge_zero_pfn race Patch series "mm/huge_memory: fix huge_zero_pfn race", v2. There is a subtle race in the reference-counted huge_zero_folio implementation. The fast path atomic logic fails to account for the fact that the shrinker (which drops the final huge_zero_refcount pin) can overwrite huge_zero_pfn with the ~0UL sentinel value in shrink_huge_zero_folio_scan() after a racing get_huge_zero_folio() installed a valid value there. This results in huge_zero_folio being correctly set but huge_zero_pfn b...