VDB
ASB-A-187527909
ASB-A-187527909
PUBLISHED
CVSS 8.600000381469727 HIGH
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.
Risk Scores
CVSS v4.0
8.600000381469727
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Android | :linux_kernel: | Kernel, *, :0 |
Timeline
- Nov 1, 2021 CVE Published
- May 15, 2026 CVE Updated
References
- https://source.android.com/security/bulletin/2021-11-01 advisory
- https://android.googlesource.com/kernel/common/+/41a097c0ed6658bf451c5cf993ab0469eb1ce4a5 patch
- https://android.googlesource.com/kernel/common/+/6c5bc69f722cb5e2fe47196ee8f1aabe6498f8a7 patch
- https://android.googlesource.com/kernel/common/+/212b4d3a42674d2cf366bd7b06fe9faae03477fc patch