CVE-2021-1022 — NULL Pointer Dereference in Google Android

CWE-476 — NULL Pointer DereferenceCWE-401 — Missing Release of Memory after Effective Lifetime6 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 31.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System BTGoogle Android
Timeline
PublishedDec 15
Latest updateMay 21

Description

In btif_in_hf_client_generic_evt of btif_hf_client.cc, there is a possible Bluetooth service crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-180420059

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶CVEListV5google/androidAndroid-12
▶NVDgoogle/android12.0
▶Androidplatform/system_bt12:0 — 12:2021-12-01

🔴Vulnerability Details

3
GHSA
GHSA-5pfp-wg82-hvp6: In btif_in_hf_client_generic_evt of btif_hf_client↗2021-12-16
▶
CVEList
CVE-2021-1022: In btif_in_hf_client_generic_evt of btif_hf_client↗2021-12-15
▶
OSV
CVE-2021-1022: In btif_in_hf_client_generic_evt of btif_hf_client↗2021-12-01
▶

💥Exploits & PoCs

1
Exploit-DB
ASUS Remote Link 1.1.2.13 - Remote Code Execution↗2021-02-25
▶

📋Vendor Advisories

1
Red Hat
kernel: media: zr364xx: fix memory leak in zr364xx_start_readpipe↗2024-05-21
▶
CVE-2021-1022 — NULL Pointer Dereference in Google | cvebase