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CVE-2017-7495 PUBLISHED

fs/ext4/inode.c in the Linux kernel before 4.6.2, when ext4 data=ordered mode is used, mishandles a needs-flushing-before-commit list, which allows local users to obtain sensitive information from other users' files in opportunistic circumstances by waiting for a hardware reset, creating a new file, making write system calls, and reading this file.

EPSS 0.05% · 16.0th percentile

Risk Scores

EPSS Score
0.05%
16.0th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSlinux-riscv5.4.0-24.28, 5.4.0-26.30, 5.4.0-27.31
Ubuntu:20.04:LTSlinux-gke5.4.0-1043.45, 5.4.0-1042.44, 5.4.0-1061.64
Ubuntu:16.04:LTSlinux-gke0, 4.4.0-1003.3, 4.4.0-1005.6
Ubuntu:18.04:LTSlinux-oem4.15.0-1013.16, 4.15.0-1103.114, 4.15.0-1102.113
Ubuntu:22.04:LTSlinux-intel-iot-realtime5.15.0-1073.75, 0
Ubuntu:14.04:LTSlinux-lts-xenial4.4.0-38.57~14.04.1, 0, 4.4.0-13.29~14.04.1
Ubuntu:18.04:LTSlinux-hwe-edge0, 5.3.0-24.26~18.04.2, 5.3.0-23.25~18.04.2
Ubuntu:22.04:LTSlinux-riscv5.13.0-1006.6+22.04.1, 5.15.0-1028.32, 5.15.0-1027.31
Ubuntu:16.04:LTSlinux4.4.0-72.93, 4.4.0-75.96, 4.4.0-77.98
Ubuntu:14.04:LTSlinux3.13.0-70.113, 3.11.0-12.19, 3.12.0-1.3
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1085.90+cvm1.1, 5.4.0-1069.72+cvm1.1, 5.4.0-1070.73+cvm1.1
Ubuntu:16.04:LTSlinux-aws4.4.0-1001.10, 4.4.0-1004.13, 4.4.0-1007.16
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:18.04:LTSlinux-gcp5.0.0-1029.30~18.04.1, 4.15.0-1029.31, 4.15.0-1028.29
Ubuntu:18.04:LTSlinux-hwe5.0.0-29.31~18.04.1, 5.0.0-31.33~18.04.1, 5.0.0-32.34~18.04.2
Ubuntu:18.04:LTSlinux-azure5.0.0-1016.17~18.04.1, 5.0.0-1036.38, 5.0.0-1035.37
Ubuntu:20.04:LTSlinux-raspi20, 5.3.0-1014.16, 5.3.0-1007.8
Ubuntu:24.04:LTSlinux-raspi-realtime0, 6.8.0-2019.20
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1013.15, 4.4.0-1013.14, 4.4.0-1012.12
Ubuntu:16.04:LTSlinux-raspi24.4.0-1021.27, 4.4.0-1019.25, 4.4.0-1017.23

Timeline

References

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