Matrix clients -- several vulnerabilities

Matrix developers report: Today we are releasing security updates to libolm, matrix-js-sdk, and several clients including Element Web / Desktop. Users are encouraged to upgrade as soon as possible. These releases mitigate a buffer overflow in olmsessiondescribe, a libolm debugging function used b...

Matrix libolm Buffer Overflow Vulnerability

Matrix libolm is a cryptographic library. a security vulnerability exists in Matrix libolm, which can be exploited by attackers for remote code execution...

DEBIAN-CVE-2021-34813

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

CVE-2021-34813

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

CVE-2021-34813

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

CVE-2021-34813

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

Stack overflow

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

CVE-2021-34813

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

CVE-2021-34813

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

CVE-2021-34813

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...

CVE-2021-34813

Matrix libolm before 3.2.3 is affected. The flaw is in olm_pk_decrypt, causing a stack-based buffer overflow that can crash the client when retrieving an Olm-encrypted room key backup from a Matrix homeserver; remote code execution might be possible in some nonstandard builds. A fix is available ...

Matrix libm 缓冲区错误漏洞

Matrix libolm is a cryptographic library. a security vulnerability exists in Matrix libolm, which can be exploited by attackers for remote code execution...

CVE-2021-34813: Out-of-bounds Write

Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client while it is attempting to retrieve an Olm encrypted room key backup from the homeserver because olmpkdecrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build...