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CVE-2014-8133 PUBLISHED

arch/x86/kernel/tls.c in the Thread Local Storage (TLS) implementation in the Linux kernel through 3.18.1 allows local users to bypass the espfix protection mechanism, and consequently makes it easier for local users to bypass the ASLR protection mechanism, via a crafted application that makes a set_thread_area system call and later reads a 16-bit value.

EPSS 0.06% · 17.7th percentile

Risk Scores

EPSS Score
0.06%
17.7th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSlinux-gke5.4.0-1104.111, 5.4.0-1103.110, 5.4.0-1105.112
Ubuntu:24.04:LTSlinux-realtime6.8.1-1015.16, 0
Ubuntu:18.04:LTSlinux-gcp5.0.0-1031.32, 0, 4.15.0-1001.1
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.116.11.0-1009.10~24.04.1, 6.11.0-1011.12~24.04.1, 6.11.0-1012.13~24.04.1
Ubuntu:24.04:LTSlinux-riscv6.8.0-40.40.1, 6.8.0-41.41.1, 6.8.0-44.44.1
Ubuntu:20.04:LTSlinux-riscv5.4.0-31.35, 5.4.0-40.45, 5.4.0-39.44
Ubuntu:22.04:LTSlinux-riscv5.15.0-1026.30, 5.15.0-1027.31, 5.15.0-1028.32
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1067.76~20.04.1.1, 0, 5.15.0-1019.24~20.04.1.1
Ubuntu:18.04:LTSlinux-azure4.15.0-1022.23, 5.0.0-1028.30~18.04.1, 5.0.0-1029.31~18.04.1
Ubuntu:22.04:LTSlinux-realtime0, 5.15.0-1032.35
Ubuntu:18.04:LTSlinux-hwe-edge5.0.0-20.21~18.04.1, 5.3.0-19.20~18.04.2, 5.3.0-22.24~18.04.1
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-17.17~24.04.2, 0, 6.11.0-19.19~24.04.1
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1072.75+cvm1.1, 5.4.0-1073.76+cvm1.1, 5.4.0-1083.87+cvm1.1
Ubuntu:20.04:LTSlinux-gkeop5.4.0-1087.91, 5.4.0-1088.92, 5.4.0-1079.83
Ubuntu:14.04:LTSlinux-lts-utopic3.16.0-28.38~14.04.1, 3.16.0-28.37~14.04.1, 3.16.0-26.35~14.04.1
Ubuntu:14.04:LTSlinux3.13.0-41.70, 3.13.0-18.38, 3.13.0-17.37
Ubuntu:24.04:LTSlinux-raspi-realtime0, 6.8.0-2019.20
Ubuntu:20.04:LTSlinux-raspi25.4.0-1004.4, 0, 5.3.0-1007.8
Ubuntu:24.04:LTSlinux-gcp-6.116.11.0-1006.6~24.04.2, 6.11.0-1016.16~24.04.1, 6.11.0-1017.17~24.04.1
Ubuntu:18.04:LTSlinux-hwe5.3.0-67.61, 5.3.0-68.63, 5.3.0-69.65

…and 2 more

Timeline

References

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