CVE-2023-21066

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published
Jun 28, 2023
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2023

CVE-2023-210677.5Product: AndroidVersions: Android kernelAndroid ID: A-254114726References: N/ACVE-2023-210687.8In (TBD) of (TBD), there is a possible way to boot with a hidden debug policy due to a missing warning to the user. This could lead to localCVE-2023-210696.7In wl_update_hidden_ap_ie of wl_cfgscan.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local eCVE-2023-21079.8A vulnerability, which was classified as critical, was found in IBOS 4.5.5. Affected is an unknown function of the file file/personal/del&opCVE-2023-210706.7In add_roam_cache_list of wl_roam.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalatCVE-2023-210716.7In dhd_prot_ioctcmplt_process of dhd_msgbuf.c, there is a possible out of bounds write due to improper input validation. This could lead to CVE-2023-210726.7In rtt_unpack_xtlv_cbfn of dhd_rtt.c, there is a possible out of bounds write due to a buffer overflow. This could lead to local escalation CVE-2023-210736.7In rtt_unpack_xtlv_cbfn of dhd_rtt.c, there is a possible out of bounds write due to a buffer overflow. This could lead to local escalation CVE-2023-210756.7In get_svc_hash of nan.cpp, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of prCVE-2023-210766.7In createTransmitFollowupRequest of nan.cpp, there is a possible out of bounds write due to a heap buffer overflow. This could lead to localCVE-2023-210776.7In rtt_unpack_xtlv_cbfn of dhd_rtt.c, there is a possible out of bounds write due to a buffer overflow. This could lead to local escalation CVE-2023-210786.7In rtt_unpack_xtlv_cbfn of dhd_rtt.c, there is a possible out of bounds write due to a buffer overflow. This could lead to local escalation
CVE-2023-21066: Critical severity, CVSS 9.8 | Vulnix