CVE-2020-0433 PUBLISHED

In blk_mq_queue_tag_busy_iter of blk-mq-tag.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-151939299

EPSS 0.03% · 6.6th percentile

Risk Scores

EPSS Score
0.03%
6.6th percentile

Affected Products

VendorProductVersions
Ubuntu:22.04:LTSlinux-riscv5.15.0-1026.30, 5.15.0-1027.31, 5.15.0-1028.32
Ubuntu:Pro:FIPS:16.04:LTSlinux-fips4.4.0-1017.22, 4.4.0-1015.20, 4.4.0-1013.17
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.155.15.0-1043.50~20.04.1.1, 5.15.0-1068.77~20.04.1.1, 5.15.0-1067.76~20.04.1.1
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1053.57, 4.4.0-1013.15, 4.4.0-1015.18
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips0, 4.15.0-2000.4
Ubuntu:16.04:LTSlinux-hwe4.8.0-58.63~16.04.1, 4.10.0-27.30~16.04.2, 4.15.0-99.100~16.04.1
Ubuntu:20.04:LTSlinux-raspi25.3.0-1007.8, 5.4.0-1006.6, 5.4.0-1004.4
Ubuntu:16.04:LTSlinux-aws4.4.0-1031.40, 4.4.0-1030.39, 4.4.0-1028.37
Ubuntu:18.04:LTSlinux-gcp-5.35.3.0-1032.34~18.04.1, 5.3.0-1030.32~18.04.1, 5.3.0-1029.31~18.04.1
Ubuntu:22.04:LTSlinux-intel-iot-realtime5.15.0-1073.75, 0
Ubuntu:18.04:LTSlinux-gcp-edge4.18.0-1004.5~18.04.1, 4.18.0-1005.6~18.04.1, 4.18.0-1006.7~18.04.1
Ubuntu:16.04:LTSlinux-aws-hwe4.15.0-1030.31~16.04.1, 4.15.0-1040.42~16.04.1, 4.15.0-1039.41~16.04.1
Ubuntu:18.04:LTSlinux-oracle-5.05.0.0-1008.13~18.04.1, 5.0.0-1009.14~18.04.1, 5.0.0-1010.15~18.04.1
Ubuntu:18.04:LTSlinux-oracle4.15.0-1033.36, 4.15.0-1038.42, 4.15.0-1037.41
Ubuntu:18.04:LTSlinux-gke-4.154.15.0-1055.58, 4.15.0-1030.32, 4.15.0-1032.34
Ubuntu:18.04:LTSlinux-snapdragon4.15.0-1070.77, 4.15.0-1067.74, 4.15.0-1066.73
Ubuntu:18.04:LTSlinux-azure-4.154.15.0-1082.92, 0
Ubuntu:16.04:LTSlinux-raspi24.4.0-1129.138, 4.4.0-1130.139, 4.4.0-1131.140
Ubuntu:18.04:LTSlinux-aws-5.00, 5.0.0-1021.24~18.04.1, 5.0.0-1022.25~18.04.1
Ubuntu:Pro:14.04:LTSlinux-lts-xenial4.4.0-104.127~14.04.1, 4.4.0-184.214~14.04.1, 4.4.0-179.209~14.04.1

…and 30 more

Timeline

References

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