Android Security Vulnerabilities - 2021

CVE-2021-25479

A possible heap-based buffer overflow vulnerability in Exynos CP Chipset prior to SMR Oct-2021 Release 1 allows arbitrary memory write and code execution.

CVE-2021-25480

A lack of replay attack protection in GUTI REALLOCATION COMMAND message process in Qualcomm modem prior to SMR Oct-2021 Release 1 can lead to remote denial of service on mobile network connection.

CVE-2021-25481

An improper error handling in Exynos CP booting driver prior to SMR Oct-2021 Release 1 allows local attackers to bypass a Secure Memory Protector of Exynos CP Memory.

CVE-2021-25482

SQL injection vulnerabilities in CMFA framework prior to SMR Oct-2021 Release 1 allow untrusted application to overwrite some CMFA framework information.

CVE-2021-25483

Lack of boundary checking of a buffer in livfivextractor library prior to SMR Oct-2021 Release 1 allows OOB read.

CVE-2021-25484

Improper authentication in InputManagerService prior to SMR Oct-2021 Release 1 allows monitoring the touch event.

CVE-2021-25485

Path traversal vulnerability in FactoryAirCommnadManger prior to SMR Oct-2021 Release 1 allows attackers to write file as system UID via BT remote socket.

CVE-2021-25486

Exposure of information vulnerability in ipcdump prior to SMR Oct-2021 Release 1 allows an attacker detect device information via analyzing packet in log.

CVE-2021-25487

Lack of boundary checking of a buffer in set_skb_priv() of modem interface driver prior to SMR Oct-2021 Release 1 allows OOB read and it results in arbitrary code execution by dereference of invalid function pointer.

CVE-2021-25488

Lack of boundary checking of a buffer in recv_data() of modem interface driver prior to SMR Oct-2021 Release 1 allows OOB read.

CVE-2021-25489

Assuming radio permission is gained, missing input validation in modem interface driver prior to SMR Oct-2021 Release 1 results in format string bug leading to kernel panic.

CVE-2021-25490

A keyblob downgrade attack in keymaster prior to SMR Oct-2021 Release 1 allows attacker to trigger IV reuse vulnerability with privileged process.

CVE-2021-25491

A vulnerability in mfc driver prior to SMR Oct-2021 Release 1 allows memory corruption via NULL-pointer dereference.

CVE-2021-25500

A missing input validation in HDCP LDFW prior to SMR Nov-2021 Release 1 allows attackers to overwrite TZASC allowing TEE compromise.

CVE-2021-25501

An improper access control vulnerability in SCloudBnRReceiver in SecTelephonyProvider prior to SMR Nov-2021 Release 1 allows untrusted application to call some protected providers.

CVE-2021-25502

A vulnerability of storing sensitive information insecurely in Property Settings prior to SMR Nov-2021 Release 1 allows attackers to read ESN value without priviledge.

CVE-2021-25503

Improper input validation vulnerability in HDCP prior to SMR Nov-2021 Release 1 allows attackers to arbitrary code execution.

CVE-2021-25510

An improper validation vulnerability in FilterProvider prior to SMR Dec-2021 Release 1 allows local arbitrary code execution.

CVE-2021-25511

An improper validation vulnerability in FilterProvider prior to SMR Dec-2021 Release 1 allows attackers to write arbitrary files via a path traversal vulnerability.

CVE-2021-25512

An improper validation vulnerability in telephony prior to SMR Dec-2021 Release 1 allows attackers to launch certain activities.

CVE-2021-25513

An improper privilege management vulnerability in Apps Edge application prior to SMR Dec-2021 Release 1 allows unauthorized access to some device data on the lockscreen.

CVE-2021-25514

An improper intent redirection handling in Tags prior to SMR Dec-2021 Release 1 allows attackers to access sensitive information.

CVE-2021-25515

An improper usage of implicit intent in SemRewardManager prior to SMR Dec-2021 Release 1 allows attackers to access BSSID.

CVE-2021-25516

An improper check or handling of exceptional conditions in Exynos baseband prior to SMR Dec-2021 Release 1 allows attackers to track locations.

CVE-2021-25517

An improper input validation vulnerability in LDFW prior to SMR Dec-2021 Release 1 allows attackers to perform arbitrary code execution.

CVE-2021-25518

An improper boundary check in secure_log of LDFW and BL31 prior to SMR Dec-2021 Release 1 allows arbitrary memory write and code execution.

CVE-2021-25519

An improper access control vulnerability in CPLC prior to SMR Dec-2021 Release 1 allows local attackers to access CPLC information without permission.

CVE-2021-26687

An issue was discovered on LG mobile devices with Android OS 8.0, 8.1, 9.0, and 10 software. In preloaded applications, the HostnameVerified default is mishandled. The LG ID is LVE-SMP-200029 (February 2021).

CVE-2021-26688

An issue was discovered on LG Wing mobile devices with Android OS 10 software. The biometric sensor has weak security properties. The LG ID is LVE-SMP-200030 (February 2021).

CVE-2021-26689

An issue was discovered on LG mobile devices with Android OS 8.0, 8.1, 9.0, and 10 software. The USB laf gadget has a use-after-free. The LG ID is LVE-SMP-200031 (February 2021).

CVE-2021-27901

An issue was discovered on LG mobile devices with Android OS 11 software. They mishandle fingerprint recognition because local high beam mode (LHBM) does not function properly during bright illumination. The LG ID is LVE-SMP-210001 (March 2021).

CVE-2021-30161

An issue was discovered on LG mobile devices with Android OS 11 software. Attackers can bypass the lockscreen protection mechanism after an incoming call has been terminated. The LG ID is LVE-SMP-210002 (April 2021).

CVE-2021-30162

An issue was discovered on LG mobile devices with Android OS 4.4 through 11 software. Attackers can leverage ISMS services to bypass access control on specific content providers. The LG ID is LVE-SMP-210003 (April 2021).

CVE-2021-3022

An issue was discovered on LG mobile devices with Android OS 10 software. There was no write protection for the MTK protect2 partition. The LG ID is LVE-SMP-200028 (January 2021).

CVE-2021-38591

An issue was discovered on LG mobile devices with Android OS P and Q software for mt6762/mt6765/mt6883. Attackers can change some of the NvRAM content by leveraging the misconfiguration of a debug command. The LG ID is LVE-SMP-210005 (August 2021).

CVE-2021-39636

In do_ipt_get_ctl and do_ipt_set_ctl of ip_tables.c, there is a possible way to leak kernel information due to uninitialized data. This could lead to local information disclosure with system execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Andro...

CVE-2021-39637

In CreateDeviceInfo of trusty_remote_provisioning_context.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: And...

CVE-2021-39638

In periodic_io_work_func of lwis_periodic_io.c, there is a possible out of bounds write due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ...

CVE-2021-39639

In TBD of fvp.c, there is a possible way to glitch CPU behavior due to a missing permission check. This could lead to local escalation of privilege with physical access to device internals with no additional execution privileges needed. User interaction is not needed for exploitation.Product: Andro...

CVE-2021-39640

In __dwc3_gadget_ep0_queue of ep0.c, there is a possible out of bounds write due to improper locking. 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: ...

CVE-2021-39641

Product: AndroidVersions: Android kernelAndroid ID: A-126949257References: N/A

CVE-2021-39642

In synchronous_process_io_entries of lwis_ioctl.c, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndro...

CVE-2021-39643

In ic_startRetrieveEntryValue of acropora/app/identity/ic.c, there is a possible bypass of defense-in-depth due to missing validation of the return value. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Produc...

CVE-2021-39644

Product: AndroidVersions: Android kernelAndroid ID: A-199809304References: N/A

CVE-2021-39645

Product: AndroidVersions: Android kernelAndroid ID: A-199805112References: N/A

CVE-2021-39646

Product: AndroidVersions: Android kernelAndroid ID: A-201537251References: N/A

CVE-2021-39647

In mon_smc_load_sp of gs101-sc/plat/samsung/exynos/soc/exynos9845/smc_booting.S, there is a possible reinitialization of TEE due to improper locking. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: And...

CVE-2021-39648

In gadget_dev_desc_UDC_show of configfs.c, there is a possible disclosure of kernel heap memory due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelA...

CVE-2021-39649

In regmap_exit of regmap.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-17404...

CVE-2021-39650

In (TBD) of (TBD), there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-169763055Referenc...