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CVE-2017-18221 PUBLISHED

The __munlock_pagevec function in mm/mlock.c in the Linux kernel before 4.11.4 allows local users to cause a denial of service (NR_MLOCK accounting corruption) via crafted use of mlockall and munlockall system calls.

EPSS 0.10% · 27.8th percentile

Risk Scores

EPSS Score
0.10%
27.8th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSlinux-hwe4.8.0-52.55~16.04.1, 4.10.0-27.30~16.04.2, 4.8.0-51.54~16.04.1
Ubuntu:20.04:LTSlinux-riscv5.4.0-28.32, 5.4.0-27.31, 5.4.0-26.30
Ubuntu:24.04:LTSlinux-raspi-realtime0, 6.8.0-2019.20
Ubuntu:16.04:LTSlinux4.4.0-51.72, 4.4.0-57.78, 4.4.0-59.80
Ubuntu:16.04:LTSlinux-gcp4.10.0-1004.4, 0, 4.10.0-1006.6
Ubuntu:14.04:LTSlinux-lts-xenial4.4.0-31.50~14.04.1, 0, 4.4.0-13.29~14.04.1
Ubuntu:20.04:LTSlinux-raspi25.3.0-1007.8, 5.3.0-1014.16, 5.3.0-1015.17
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1046.50, 4.4.0-1026.29, 4.4.0-1030.33
Ubuntu:22.04:LTSlinux-intel-iot-realtime0, 5.15.0-1073.75
Ubuntu:22.04:LTSlinux-riscv5.15.0-1023.27, 5.15.0-1022.26, 5.15.0-1020.23
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1085.90+cvm2.1, 5.4.0-1103.109+cvm1.1, 5.4.0-1100.106+cvm1.1
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:16.04:LTSlinux-aws4.4.0-1013.22, 4.4.0-1012.21, 4.4.0-1011.20
Ubuntu:20.04:LTSlinux-gke5.4.0-1105.112, 0, 5.4.0-1033.35
Ubuntu:16.04:LTSlinux-gke4.4.0-1014.14, 4.4.0-1013.13, 4.4.0-1012.12
Ubuntu:16.04:LTSlinux-raspi24.4.0-1003.4, 4.3.0-1006.6, 4.4.0-1034.41

Timeline

References

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