CVE-2014-9419 PUBLISHED

The __switch_to function in arch/x86/kernel/process_64.c in the Linux kernel through 3.18.1 does not ensure that Thread Local Storage (TLS) descriptors are loaded before proceeding with other steps, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application that reads a TLS base address.

EPSS 0.06% · 17.4th percentile

Risk Scores

EPSS Score
0.06%
17.4th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSlinux-gke5.4.0-1098.105, 5.4.0-1043.45, 5.4.0-1044.46
Ubuntu:18.04:LTSlinux-hwe-edge5.3.0-22.24~18.04.1, 5.0.0-20.21~18.04.1, 5.0.0-16.17~18.04.1
Ubuntu:14.04:LTSlinux-lts-utopic0, 3.16.0-25.33~14.04.2, 3.16.0-26.35~14.04.1
Ubuntu:20.04:LTSlinux-gkeop5.4.0-1015.16, 5.4.0-1014.15, 5.4.0-1013.14
Ubuntu:14.04:LTSlinux0, 3.13.0-45.74, 3.13.0-44.73
Ubuntu:22.04:LTSlinux-riscv5.15.0-1023.27, 0, 5.13.0-1004.4
Ubuntu:22.04:LTSlinux-realtime0, 5.15.0-1032.35
Ubuntu:24.04:LTSlinux-azure-6.116.11.0-1012.12~24.04.1, 0, 6.11.0-1008.8~24.04.1
Ubuntu:20.04:LTSlinux-azure-fde5.4.0-1085.90+cvm2.1, 5.4.0-1085.90+cvm1.1, 5.4.0-1083.87+cvm1.1
Ubuntu:24.04:LTSlinux-raspi-realtime6.8.0-2019.20, 0
Ubuntu:20.04:LTSlinux-raspi25.3.0-1014.16, 5.4.0-1006.6, 5.4.0-1004.4
Ubuntu:24.04:LTSlinux-gcp-6.116.11.0-1016.16~24.04.1, 6.11.0-1017.17~24.04.1, 0
Ubuntu:18.04:LTSlinux-azure4.15.0-1004.4, 4.15.0-1008.8, 4.15.0-1009.9
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-29.29~24.04.1, 0, 6.11.0-17.17~24.04.2
Ubuntu:22.04:LTSlinux-intel-iot-realtime5.15.0-1073.75, 0
Ubuntu:20.04:LTSlinux-riscv5.4.0-33.37, 5.4.0-40.45, 5.4.0-39.44
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1059.67~20.04.1.1, 5.15.0-1058.66~20.04.2.1, 5.15.0-1057.65~20.04.1.1
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.116.11.0-1013.14~24.04.1, 6.11.0-1014.15~24.04.1, 0
Ubuntu:18.04:LTSlinux-hwe4.18.0-25.26~18.04.1, 4.18.0-24.25~18.04.1, 4.18.0-22.23~18.04.1
Ubuntu:24.04:LTSlinux-riscv6.5.0-9.9.1, 6.8.0-20.20.1, 6.8.0-28.28.1

…and 2 more

Timeline

References

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