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CVE-2016-9754 PUBLISHED

The ring_buffer_resize function in kernel/trace/ring_buffer.c in the profiling subsystem in the Linux kernel before 4.6.1 mishandles certain integer calculations, which allows local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffer_size_kb file.

EPSS 0.04% · 12.8th percentile

Risk Scores

EPSS Score
0.04%
12.8th percentile

Affected Products

VendorProductVersions
Ubuntu:18.04:LTSlinux-azure4.18.0-1018.18~18.04.1, 5.0.0-1032.34, 5.0.0-1031.33
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:24.04:LTSlinux-realtime0, 6.8.1-1015.16
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1078.81+cvm1.1, 5.4.0-1080.83+cvm1.1, 5.4.0-1083.87+cvm1.1
Ubuntu:18.04:LTSlinux-gcp5.0.0-1031.32, 5.0.0-1034.35, 5.0.0-1033.34
Ubuntu:14.04:LTSlinux-lts-xenial4.4.0-15.31~14.04.1, 4.4.0-18.34~14.04.1, 4.4.0-21.37~14.04.1
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-17.17~24.04.2, 0, 6.11.0-29.29~24.04.1
Ubuntu:24.04:LTSlinux-gcp-6.110, 6.11.0-1017.17~24.04.1, 6.11.0-1016.16~24.04.1
Ubuntu:20.04:LTSlinux-raspi25.3.0-1014.16, 5.3.0-1007.8, 0
Ubuntu:24.04:LTSlinux-azure-6.116.11.0-1008.8~24.04.1, 0, 6.11.0-1018.18~24.04.1
Ubuntu:24.04:LTSlinux-raspi-realtime6.8.0-2019.20, 0
Ubuntu:18.04:LTSlinux-hwe4.18.0-15.16~18.04.1, 0, 4.18.0-13.14~18.04.1
Ubuntu:18.04:LTSlinux-hwe-edge5.0.0-20.21~18.04.1, 5.0.0-17.18~18.04.1, 0
Ubuntu:20.04:LTSlinux-riscv5.4.0-31.35, 5.4.0-33.37, 5.4.0-34.38
Ubuntu:14.04:LTSlinux3.13.0-54.91, 3.13.0-53.89, 3.13.0-53.88
Ubuntu:20.04:LTSlinux-gkeop5.4.0-1026.27, 0, 5.4.0-1008.9
Ubuntu:16.04:LTSlinux-raspi24.4.0-1010.13, 4.4.0-1012.16, 0
Ubuntu:24.04:LTSlinux-riscv6.5.0-9.9.1, 6.8.0-28.28.1, 6.8.0-20.20.1
Ubuntu:22.04:LTSlinux-intel-iot-realtime0, 5.15.0-1073.75
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1047.54~20.04.1.1, 5.15.0-1046.53~20.04.1.1, 5.15.0-1043.50~20.04.1.1

…and 6 more

Timeline

References

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