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CVE-2016-2547 PUBLISHED

sound/core/timer.c in the Linux kernel before 4.4.1 employs a locking approach that does not consider slave timer instances, which allows local users to cause a denial of service (race condition, use-after-free, and system crash) via a crafted ioctl call.

EPSS 0.07% · 20.7th percentile

Risk Scores

EPSS Score
0.07%
20.7th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1072.75+cvm1.1, 5.4.0-1070.73+cvm1.1, 5.4.0-1069.72+cvm1.1
Ubuntu:18.04:LTSlinux-hwe5.3.0-75.71, 5.3.0-76.72, 5.0.0-29.31~18.04.1
Ubuntu:24.04:LTSlinux-azure-6.116.11.0-1015.15~24.04.1, 6.11.0-1013.13~24.04.1, 6.11.0-1014.14~24.04.1
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1050.57~20.04.1.1, 5.15.0-1049.56~20.04.1.1, 5.15.0-1047.54~20.04.1.1
Ubuntu:14.04:LTSlinux-lts-wily4.2.0-22.27~14.04.1, 4.2.0-19.23~14.04.1, 4.2.0-21.25~14.04.1
Ubuntu:24.04:LTSlinux-gcp-6.116.11.0-1006.6~24.04.2, 0, 6.11.0-1016.16~24.04.1
Ubuntu:20.04:LTSlinux-gkeop5.4.0-1072.76, 5.4.0-1070.74, 5.4.0-1069.73
Ubuntu:24.04:LTSlinux-realtime0, 6.8.1-1015.16
Ubuntu:20.04:LTSlinux-raspi25.4.0-1006.6, 5.4.0-1004.4, 0
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:20.04:LTSlinux-riscv5.4.0-28.32, 5.4.0-26.30, 5.4.0-27.31
Ubuntu:18.04:LTSlinux-gcp5.0.0-1025.26~18.04.1, 0, 4.15.0-1001.1
Ubuntu:22.04:LTSlinux-riscv5.15.0-1012.13, 5.15.0-1016.18, 5.15.0-1017.19
Ubuntu:20.04:LTSlinux-gke5.4.0-1105.112, 0, 5.4.0-1033.35
Ubuntu:14.04:LTSlinux-lts-utopic3.16.0-28.37~14.04.1, 3.16.0-33.44~14.04.1, 3.16.0-34.45~14.04.1
Ubuntu:14.04:LTSlinux-lts-vivid3.19.0-20.20~14.04.1, 3.19.0-18.18~14.04.1, 0
Ubuntu:18.04:LTSlinux-azure4.15.0-1030.31, 5.0.0-1036.38, 5.0.0-1035.37
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.116.11.0-1014.15~24.04.1, 6.11.0-1013.14~24.04.1, 6.11.0-1012.13~24.04.1
Ubuntu:22.04:LTSlinux-intel-iot-realtime0, 5.15.0-1073.75
Ubuntu:18.04:LTSlinux-hwe-edge0, 5.3.0-23.25~18.04.1, 5.3.0-23.25~18.04.2

…and 4 more

Timeline

References

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