CVE-2020-13974 PUBLISHED

An issue was discovered in the Linux kernel 4.4 through 5.7.1. drivers/tty/vt/keyboard.c has an integer overflow if k_ascii is called several times in a row, aka CID-b86dab054059. NOTE: Members in the community argue that the integer overflow does not lead to a security issue in this case.

EPSS 0.09% · 26.3th percentile

Risk Scores

EPSS Score
0.09%
26.3th percentile

Affected Products

VendorProductVersions
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1059.67~20.04.1.1, 5.15.0-1086.95~20.04.1.1, 5.15.0-1082.91~20.04.1.1
Ubuntu:20.04:LTSlinux-oracle5.4.0-1021.21, 5.4.0-1009.9, 5.4.0-1011.11
Ubuntu:18.04:LTSlinux-hwe-5.45.4.0-40.44~18.04.1, 5.4.0-39.43~18.04.1, 5.4.0-37.41~18.04.1
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-azure-fips0, 4.15.0-2006.7, 4.15.0-1002.2
Ubuntu:Pro:14.04:LTSlinux3.13.0-66.108, 3.13.0-17.37, 3.13.0-18.38
Ubuntu:Pro:FIPS:20.04:LTSlinux-azure-fips0, 5.4.0-1022.22+fips1
Ubuntu:16.04:LTSlinux-azure4.15.0-1031.32~16.04.1, 4.15.0-1032.33~16.04.1, 4.15.0-1035.36~16.04.1
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:18.04:LTSlinux-aws-5.40, 5.4.0-1018.18~18.04.1, 5.4.0-1020.20~18.04.2
Ubuntu:18.04:LTSlinux-raspi2-5.30, 5.3.0-1027.29~18.04.1, 5.3.0-1026.28~18.04.1
Ubuntu:18.04:LTSlinux-gcp4.15.0-1003.3, 4.15.0-1026.27, 4.15.0-1027.28
Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-azure-fips0, 5.4.0-1022.22+fips1
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips4.15.0-2024.24, 4.15.0-2018.18, 4.15.0-2000.4
Ubuntu:16.04:LTSlinux-raspi24.4.0-1077.85, 4.4.0-1080.88, 4.4.0-1082.90
Ubuntu:18.04:LTSlinux-raspi-5.40, 5.4.0-1013.13~18.04.1, 5.4.0-1015.15~18.04.1
Ubuntu:18.04:LTSlinux-azure-4.150, 4.15.0-1082.92, 4.15.0-1083.93
Ubuntu:16.04:LTSlinux-hwe-edge4.10.0-20.22~16.04.1, 4.13.0-21.24~16.04.1, 4.13.0-25.29~16.04.2
Ubuntu:20.04:LTSlinux-riscv5.4.0-28.32, 5.4.0-27.31, 5.4.0-26.30
Ubuntu:Pro:FIPS:20.04:LTSlinux-gcp-fips0, 5.4.0-1021.21+fips1
Ubuntu:18.04:LTSlinux-aws-5.05.0.0-1027.30, 5.0.0-1025.28, 5.0.0-1023.26~18.04.1

…and 57 more

Timeline

References

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