CVE-2023-20938 — Use After Free in Google Android

CWE-416 — Use After FreeCWE-122 — Heap-based Buffer Overflow28 documents7 sources
Severity
7.8HIGHNVD
OSV5.5OSV4.7
EPSS
0.2%
top 63.15%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelDebian LinuxGoogle Android
Timeline
PublishedFeb 28
Latest updateMay 3

Description

In binder_transaction_buffer_release of binder.c, there is a possible use after free due to improper input validation. 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-257685302References: Upstream kernel

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶Debianlinux/linux_kernel< 5.10.158-1+3
▶Ubuntulinux/linux_kernel< 5.4.0-144.161+1
▶debiandebian/linux< linux 5.17.6-1 (bookworm)

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

14
OSV
linux-intel-iotg vulnerabilities↗2023-06-01
▶
OSV
linux-intel-iotg-5.15 vulnerabilities↗2023-06-01
▶
OSV
linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-gkeop, linux-oracle-5.15 vulnerabilities↗2023-05-18
▶
OSV
linux-raspi vulnerabilities↗2023-05-17
▶
OSV
linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15, linux-hwe-5.15, linux-ibm, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle ↗2023-05-16
▶

📋Vendor Advisories

13
Red Hat
bluez: phone book access profile heap-based buffer overflow remote code execution vulnerability↗2024-05-03
▶
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities↗2023-06-01
▶
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities↗2023-06-01
▶
Ubuntu
Linux kernel vulnerabilities↗2023-05-18
▶
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities↗2023-05-17
▶