Mbed TLS 安全漏洞

Mbed TLS is an open-source, portable, easy-to-use, readable, and flexible SSL library developed by Mbed. Versions 3.3.0 to 3.6.5, as well as 4.0.0, of Mbed TLS contain security vulnerabilities due to a vulnerability that allows for algorithm downgrading...

TencentOS Server 3: osbuild-composer (TSSA-2026:0204)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0204 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

CVE-2026-34873

An issue was discovered in Mbed TLS 3.5.0 through 4.0.0. Client impersonation can occur while resuming a TLS 1.3 session...

CVE-2026-34873

Summary: CVE-2026-34873 affects Mbed TLS 3.5.0–4.0.0, enabling client impersonation during TLS 1.3 session resumption. Impact (per CVE): Confidentiality and integrity may be affected (CRITICAL/9.1 CVSS). Root cause (as described): vulnerability arises during TLS 1.3 session resumption with the Mb...

Mbed TLS 安全漏洞

Mbed TLS is an open-source, portable, easy-to-use, readable, and flexible SSL library developed by Mbed. Versions of Mbed TLS from 3.5.0 to 4.0.0 contain security vulnerabilities, which stem from the potential for client impersonation when restoring TLS 1.3 sessions...

PT-2026-29578

Name of the Vulnerable Software and Affected Versions Mbed TLS versions 3.3.0 through 3.6.5 and version 4.0.0 Description The Mbed TLS software contains a flaw related to Algorithm Downgrade. Recommendations Update to a version later than 3.6.5. Update to a version later than 4.0.0...

CVE-2026-34873

An issue was discovered in Mbed TLS 3.5.0 through 4.0.0. Client impersonation can occur while resuming a TLS 1.3 session...

Selection of Less-Secure Algorithm During Negotiation ('Algorithm Downgrade')

Overview Affected versions of this package are vulnerable to Selection of Less-Secure Algorithm During Negotiation 'Algorithm Downgrade' in the TLS 1.3 session resumption logic if the subsequent ClientHello negotiates TLS 1.2 back. An attacker can gain unauthorized access by impersonating a...

MGASA-2026-0074 Updated python-openssl packages fix security vulnerabilities

pyOpenSSL allows TLS connection bypass via unhandled callback exception in settlsextservernamecallback. CVE-2026-27448 pyOpenSSL DTLS cookie callback buffer overflow. CVE-2026-27459...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

gstreamer-plugins-good: GStreamer: Remote Code Execution via Heap-based Buffer Overflow in rtpqdm2depay

A flaw was found in GStreamer. This heap-based buffer overflow vulnerability in the rtpqdm2depay component allows a remote attacker to execute arbitrary code. The flaw occurs due to insufficient validation of user-supplied data length during the processing of X-QDM Real-time Transport Protocol RT...

K000160551: OpenSSL vulnerability CVE-2025-66199

Security Advisory Description Issue summary: A TLS 1.3 connection using certificate compression can be forced to allocate a large buffer before decompression without checking against the configured certificate size limit. Impact summary: An attacker can cause per-connection memory allocations of ...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

Moderate: Red Hat Security Advisory: nginx security update

An update for nginx is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

[SECURITY] Fedora 42 Update: nss-3.121.0-1.fc42

Network Security Services NSS is a set of libraries designed to support cross-platform development of security-enabled client and server applications. Applications built with NSS can support SSL v2 and v3, TLS, PKCS 5, PKCS 7, PKCS 11, PKCS 12, S/MIME, X.509 v3 certificates, and other security...

[SECURITY] Fedora 44 Update: nss-3.121.0-1.fc44

Network Security Services NSS is a set of libraries designed to support cross-platform development of security-enabled client and server applications. Applications built with NSS can support SSL v2 and v3, TLS, PKCS 5, PKCS 7, PKCS 11, PKCS 12, S/MIME, X.509 v3 certificates, and other security...

PT-2026-29286

Name of the Vulnerable Software and Affected Versions PJSIP versions prior to 2.17 Description A heap out-of-bounds read exists in the VP9 RTP unpacketizer when parsing crafted VP9 Scalability Structure SS data. This occurs due to insufficient bounds checking on the payload descriptor length, whi...

CVE-2026-33952

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, an unvalidated authlength field read from the network triggers a WINPRASSERT failure in rtsreadauthverifiernochecks, causing any FreeRDP client connecting through a malicious RDP Gateway to crash with SIGABR...

CVE-2026-33952 FreeRDP: DoS via WINPR_ASSERT in rts_read_auth_verifier_no_checks

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, an unvalidated authlength field read from the network triggers a WINPRASSERT failure in rtsreadauthverifiernochecks, causing any FreeRDP client connecting through a malicious RDP Gateway to crash with SIGABR...