CVE-2016-7916 PUBLISHED

Race condition in the environ_read function in fs/proc/base.c in the Linux kernel before 4.5.4 allows local users to obtain sensitive information from kernel memory by reading a /proc/*/environ file during a process-setup time interval in which environment-variable copying is incomplete.

EPSS 0.05% · 16.6th percentile

Risk Scores

EPSS Score
0.05%
16.6th percentile

Affected Products

VendorProductVersions
Ubuntu:24.04:LTSlinux-realtime6.8.1-1015.16, 0
Ubuntu:20.04:LTSlinux-raspi25.3.0-1015.17, 5.3.0-1017.19, 5.4.0-1004.4
Ubuntu:24.04:LTSlinux-riscv6.8.0-52.53.1, 6.8.0-53.55.1, 6.8.0-55.57.1
Ubuntu:18.04:LTSlinux-gcp4.15.0-1026.27, 4.15.0-1033.35, 4.15.0-1032.34
Ubuntu:14.04:LTSlinux-lts-xenial4.4.0-22.39~14.04.1, 4.4.0-22.40~14.04.1, 4.4.0-21.37~14.04.1
Ubuntu:20.04:LTSlinux-gke5.4.0-1062.65, 5.4.0-1061.64, 5.4.0-1059.62
Ubuntu:22.04:LTSlinux-realtime0, 5.15.0-1032.35
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1073.76+cvm1.1, 5.4.0-1074.77+cvm1.1, 5.4.0-1076.79+cvm1.1
Ubuntu:14.04:LTSlinux-lts-vivid3.19.0-32.37~14.04.1, 0, 3.19.0-18.18~14.04.1
Ubuntu:16.04:LTSlinux-raspi24.3.0-1006.6, 4.4.0-1003.4, 4.4.0-1004.5
Ubuntu:22.04:LTSlinux-riscv0, 5.15.0-1026.30, 5.15.0-1023.27
Ubuntu:22.04:LTSlinux-intel-iot-realtime5.15.0-1073.75, 0
Ubuntu:24.04:LTSlinux-raspi-realtime6.8.0-2019.20, 0
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-25.25~24.04.1, 0, 6.11.0-17.17~24.04.2
Ubuntu:24.04:LTSlinux-azure-6.116.11.0-1017.17~24.04.1, 0, 6.11.0-1018.18~24.04.1
Ubuntu:18.04:LTSlinux-hwe5.3.0-64.58~18.04.1, 5.3.0-42.34~18.04.1, 5.3.0-45.37~18.04.1
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.116.11.0-1016.17~24.04.1, 6.11.0-1015.16~24.04.2, 6.11.0-1014.15~24.04.1
Ubuntu:14.04:LTSlinux0, 3.11.0-12.19, 3.12.0-1.3
Ubuntu:16.04:LTSlinux-snapdragon0, 4.4.0-1012.12, 4.4.0-1013.14
Ubuntu:20.04:LTSlinux-riscv5.4.0-33.37, 5.4.0-34.38, 5.4.0-36.41

…and 6 more

Timeline

References

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