Zephyr Buffer Overflow Vulnerability (CNVD-2021-95615)

Zephyr is an open source, small, scalable, real-time operating system. buffer overflow vulnerability exists in Zephyr, which stems from a buffer overflow in the ZephyrUSB DFU DNLOAD. No detailed vulnerability details are currently available...

Zephyr Resource Management Error Vulnerability

Zephyr is an open source, small, scalable, real-time operating system. Zephyr 2.4.0 and later, 2.5.0 and later are vulnerable to a resource management error that stems from disconnecting the L2CAP channel immediately after an invalid ATT request causes a freeze. No detailed vulnerability details...

Zephyr has an unspecified vulnerability (CNVD-2021-95620)

Zephyr is an open source, small, scalable, real-time operating system. a security vulnerability exists in Zephyr, which stems from truncated L2CAP K-frames causing assertion failures. No detailed vulnerability details are available at this time...

CVE-2021-3455

Disconnecting L2CAP channel right after invalid ATT request leads freeze. Zephyr versions = 2.4.0, = 2.5.0 contain Use After Free CWE-416. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7g38-3x9v-v7vp...

CVE-2021-3455

Disconnecting L2CAP channel right after invalid ATT request leads freeze. Zephyr versions = 2.4.0, = 2.5.0 contain Use After Free CWE-416. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7g38-3x9v-v7vp...

CVE-2021-3454

Truncated L2CAP K-frame causes assertion failure. Zephyr versions = 2.4.0, = v.2.50 contain Improper Handling of Length Parameter Inconsistency CWE-130, Reachable Assertion CWE-617. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx88-6c29-vrp3...

CVE-2021-3454

Truncated L2CAP K-frame causes assertion failure. Zephyr versions = 2.4.0, = v.2.50 contain Improper Handling of Length Parameter Inconsistency CWE-130, Reachable Assertion CWE-617. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx88-6c29-vrp3...

Design/Logic Flaw

Truncated L2CAP K-frame causes assertion failure. Zephyr versions = 2.4.0, = v.2.50 contain Improper Handling of Length Parameter Inconsistency CWE-130, Reachable Assertion CWE-617. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx88-6c29-vrp3...

Design/Logic Flaw

Disconnecting L2CAP channel right after invalid ATT request leads freeze. Zephyr versions = 2.4.0, = 2.5.0 contain Use After Free CWE-416. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7g38-3x9v-v7vp...

CVE-2021-3454 Truncated L2CAP K-frame causes assertion failure

Truncated L2CAP K-frame causes assertion failure. Zephyr versions = 2.4.0, = v.2.50 contain Improper Handling of Length Parameter Inconsistency CWE-130, Reachable Assertion CWE-617. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx88-6c29-vrp3...

CVE-2021-3454

CVE-2021-3454 concerns Zephyr RTOS, where a truncated L2CAP K-frame causes an assertion failure. Multiple connected sources corroborate that Zephyr versions 2.4.0 and later are affected, due to improper handling of length parameter inconsistencies (CWE-130) and a reachable assertion (CWE-617). Av...

CVE-2021-3455

This CVE affects Zephyr RTOS (2.4.0+ and 2.5.0+). The issue is a resource management error triggered by disconnecting the L2CAP channel immediately after an invalid ATT request, which can cause a freeze. Per NVD, affected versions exhibit a Use-After-Free (CWE-416). Documentation cites the GHSA a...

CVE-2021-3455 Disconnecting L2CAP channel right after invalid ATT request leads freeze

Disconnecting L2CAP channel right after invalid ATT request leads freeze. Zephyr versions = 2.4.0, = 2.5.0 contain Use After Free CWE-416. For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7g38-3x9v-v7vp...

PT-2021-20536 · Zephyr · Zephyr

Name of the Vulnerable Software and Affected Versions: Zephyr versions 2.4.0 and later Description: The issue is caused by a truncated L2CAP K-frame, leading to an assertion failure. This is due to improper handling of length parameter inconsistency and a reachable assertion. Recommendations: For...

Zephyr 资源管理错误漏洞

Zephyr is an open source, small, scalable, real-time operating system. Zephyr 2.4.0 and later, 2.5.0 and later are vulnerable to a resource management error that stems from disconnecting the L2CAP channel immediately after an invalid ATT request causes a freeze. No detailed vulnerability details...

Zephyr 安全漏洞

Zephyr is an open source, small, scalable, real-time operating system. a security vulnerability exists in Zephyr, which stems from truncated L2CAP K-frames causing assertion failures. No detailed vulnerability details are available at this time...

Zephyr Buffer Overflow Vulnerability (CNVD-2021-83788)

Zephyr is an open source, small, scalable, real-time operating system from the Linux Foundation in the U.S. A security vulnerability exists in Zephyr, which stems from improper design or implementation during the development of code for a networked system or product. No details of the vulnerabili...

Zephyr Number Error Vulnerability

Zephyr is an open source, small, scalable real-time operating system. Zephyr suffers from a numeric error vulnerability that stems from the reorganization header removal of Zephyr's integer downstream fragment in IEEE 802154. No detailed vulnerability details are provided at this time...

Zephyr null pointer dereference vulnerability (CNVD-2021-95622)

Zephyr is a small real-time operating system for connected, resource-constrained embedded devices. A null pointer dereference vulnerability exists in Zephyr 2.4.0 and later versions that can be exploited by an attacker to cause a denial of service by sending a malformed IEEE 802154 fragment...

Zephyr integer underflow vulnerability

Zephyr is a small real-time operating system for interconnected, resource-constrained embedded devices. an integer underflow vulnerability in 6LoWPAN IPHC header decompression in Zephyr 2.4.0 and later can be exploited by attackers to cause out-of-bounds access in the Pv6 parsing logic...