VulnerabilityModified
CVE-2023-21255
In multiple functions of binder.c, there is a possible memory corruption due to a use after free.
HIGH 7.8EPSS 0.18%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In multiple functions of binder.c, there is a possible memory corruption 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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.18% probability · 8th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416, CWE-787
- Affected
- google/android · debian/debian linux
- Source
- security@android.com
References
- https://android.googlesource.com/kernel/common/+/1ca1130ec62dPatch
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20240119-0010/
- https://source.android.com/security/bulletin/2023-07-01Patch, Vendor Advisory
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
- https://android.googlesource.com/kernel/common/+/1ca1130ec62dPatch
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20240119-0010/
- https://source.android.com/security/bulletin/2023-07-01Patch, Vendor Advisory
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.