VDB

CVE-2021-0929

CVE-2021-0929 PUBLISHED

In ion_dma_buf_end_cpu_access and related functions of ion.c, there is a possible way to corrupt memory due to a use after free. 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-187527909References: Upstream kernel

EPSS 0.05% · 14.8th percentile

Risk Scores

EPSS Score
0.05%
14.8th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSlinux-riscv5.4.0-28.32, 0, 5.4.0-24.28
Ubuntu:18.04:LTSlinux-gcp-5.35.3.0-1017.18~18.04.1, *, 0
Ubuntu:18.04:LTSlinux-oracle-5.00, 5.0.0-1007.12~18.04.1, 5.0.0-1010.15~18.04.1
Ubuntu:18.04:LTSlinux-aws-5.3*, 5.3.0-1019.21~18.04.1, 5.3.0-1023.25~18.04.1
Ubuntu:18.04:LTSlinux-aws-5.05.0.0-1021.24~18.04.1, 5.0.0-1022.25~18.04.1, 5.0.0-1025.28
Ubuntu:18.04:LTSlinux-azure-edge4.18.0-1008.8~18.04.1, 5.0.0-1012.12~18.04.2, *
Ubuntu:18.04:LTSlinux-gcp4.15.0-1006.6, 4.15.0-1005.5, 4.15.0-1033.35
Ubuntu:18.04:LTSlinux-hwe5.3.0-74.70, 0, 4.18.0-13.14~18.04.1
Ubuntu:18.04:LTSlinux-azure5.0.0-1035.37, 5.0.0-1018.19~18.04.1, 5.0.0-1020.21~18.04.1
Ubuntu:18.04:LTSlinux-hwe-edge*, *, 5.3.0-23.25~18.04.1
Ubuntu:16.04:LTSlinux-hwe-edge4.10.0-24.28~16.04.1, 0, 4.8.0-28.30~16.04.1
Ubuntu:18.04:LTSlinux-oracle-5.30, 5.3.0-1011.12~18.04.1, 5.3.0-1013.14~18.04.1
Ubuntu:18.04:LTSlinux-azure-5.3*, *, *
Ubuntu:20.04:LTSlinux-raspi20, 5.3.0-1007.8, 5.4.0-1006.6

Timeline

  • Dec 15, 2021 CVE Published
  • Dec 16, 2021 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 8, 2022 EPSS Score
  • Apr 3, 2022 EPSS Score
  • May 28, 2022 EPSS Score
  • Jul 22, 2022 EPSS Score
  • Sep 14, 2022 EPSS Score
  • Nov 7, 2022 EPSS Score
  • Feb 24, 2023 EPSS Score
  • Mar 7, 2023 EPSS Score
  • Apr 19, 2023 EPSS Score

References

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