Linux kernel does not properly save or restore EFLAGS during a context switch, or reset the flags when creating new threads, which allows local users to cause a denial of service (process crash), as demonstrated using a process that sets the Alignment Check flag (EFLAGS 0x40000), which triggers a SIGBUS in other processes that have an unaligned access.
CVE 정보
메트릭
메트릭
점수
심각도
CVSS 벡터
출처
V2
2.1
AV:L/AC:L/Au:N/C:N/I:N/A:P
nvd@nist.gov
EPSS
EPSS는 취약점이 악용될 가능성을 예측하는 점수 모델입니다.
EPSS 점수
EPSS 모델은 0과 1(0~100%) 사이의 확률 점수를 생성합니다. 점수가 높을수록 취약점이 악용될 가능성이 높습니다.
날짜
EPSS V0
EPSS V1
EPSS V2 (> 2022-02-04)
EPSS V3 (> 2025-03-07)
EPSS V4 (> 2025-03-17)
2022-02-06
–
–
1.28%
–
–
2022-03-13
–
–
1.28%
–
–
2022-04-03
–
–
1.28%
–
–
2022-06-19
–
–
1.28%
–
–
2022-10-02
–
–
1.28%
–
–
2023-03-12
–
–
–
0.04%
–
2024-02-18
–
–
–
0.04%
–
2024-06-02
–
–
–
0.04%
–
2025-01-19
–
–
–
0.04%
–
2025-03-18
–
–
–
–
0.06%
2025-04-15
–
–
–
–
0.06%
2025-06-05
–
–
–
–
0.07%
2025-08-11
–
–
–
–
0.07%
2025-08-14
–
–
–
–
0.07%
2025-08-17
–
–
–
–
0.07%
2025-08-20
–
–
–
–
0.07%
2025-08-21
–
–
–
–
0.07%
2025-08-22
–
–
–
–
0.07%
2025-08-26
–
–
–
–
0.07%
2025-08-27
–
–
–
–
0.07%
2025-10-20
–
–
–
–
0.07%
2025-10-23
–
–
–
–
0.07%
2025-11-04
–
–
–
–
0.07%
2025-11-18
–
–
–
–
0.07%
2025-11-21
–
–
–
–
0.07%
2025-12-17
–
–
–
–
0.07%
2025-12-23
–
–
–
–
0.07%
2025-12-24
–
–
–
–
0.07%
2026-01-21
–
–
–
–
0.07%
2026-01-23
–
–
–
–
0.07%
2026-02-22
–
–
–
–
0.07%
2026-06-07
–
–
–
–
0.07%
2026-06-14
–
–
–
–
0.07%
EPSS 백분위수
백분위수는 EPSS 점수에 따라 CVE의 순위를 매기는 데 사용됩니다. 예를 들어 EPSS 점수 기준 95번째 백분위수의 CVE는 다른 CVE의 95%보다 악용될 가능성이 높습니다.