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CVE-2020-15436 PUBLISHED

Use-after-free vulnerability in fs/block_dev.c in the Linux kernel before 5.8 allows local users to gain privileges or cause a denial of service by leveraging improper access to a certain error field.

EPSS 0.15% · 35.7th percentile

Risk Scores

EPSS Score
0.15%
35.7th percentile

Affected Products

VendorProductVersions
Ubuntu:Pro:FIPS:18.04:LTSlinux-gcp-fips4.15.0-1001.1, 0
Ubuntu:20.04:LTSlinux-kvm0, 5.3.0-1003.3, 5.3.0-1008.9
Ubuntu:16.04:LTSlinux-raspi24.4.0-1114.123, 4.4.0-1111.120, 4.4.0-1110.118
Ubuntu:20.04:LTSlinux-gke5.4.0-1053.56, 5.4.0-1054.57, 5.4.0-1055.58
Ubuntu:16.04:LTSlinux-hwe4.8.0-36.36~16.04.1, 0, 4.8.0-39.42~16.04.1
Ubuntu:Pro:14.04:LTSlinux-aws4.4.0-1002.2, 4.4.0-1075.79, 4.4.0-1074.78
Ubuntu:Pro:FIPS:20.04:LTSlinux-azure-fips5.4.0-1022.22+fips1, 0
Ubuntu:22.04:LTSlinux-realtime5.15.0-1032.35, 0
Ubuntu:18.04:LTSlinux-kvm4.15.0-1069.70, 0, 4.15.0-1002.2
Ubuntu:18.04:LTSlinux-hwe-5.45.4.0-39.43~18.04.1, 5.4.0-37.41~18.04.1, 0
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips4.15.0-2018.18, 4.15.0-2000.4, 0
Ubuntu:18.04:LTSlinux-aws-5.35.3.0-1033.35, 5.3.0-1032.34~18.04.2, 5.3.0-1030.32~18.04.1
Ubuntu:16.04:LTSlinux-hwe-edge4.8.0-30.32~16.04.1, 4.10.0-19.21~16.04.1, 4.10.0-20.22~16.04.1
Ubuntu:22.04:LTSlinux-riscv5.13.0-1004.4, 5.15.0-1018.21, 5.15.0-1019.22
Ubuntu:18.04:LTSlinux-aws4.15.0-1039.41, 0, 4.15.0-1001.1
Ubuntu:Pro:FIPS:18.04:LTSlinux-aws-fips0, 4.15.0-2000.4
Ubuntu:18.04:LTSlinux-azure-5.35.3.0-1034.35~18.04.1, 5.3.0-1013.14~18.04.1, 5.3.0-1016.17~18.04.1
Ubuntu:20.04:LTSlinux-azure5.4.0-1009.9, 5.3.0-1003.3, 5.3.0-1008.9
Ubuntu:18.04:LTSlinux-hwe5.0.0-23.24~18.04.1, 4.18.0-25.26~18.04.1, 4.18.0-24.25~18.04.1
Ubuntu:18.04:LTSlinux4.15.0-108.109, 4.15.0-112.113, 4.15.0-111.112

…and 56 more

Timeline

References

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