Astra Linux – Vulnerability in openjdk-11

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. The supported versions affected include Oracle Java SE: 11.0.17, 17.0.5, 19.0.1; Oracle GraalVM Enterprise Edition: 20.3.8, 21.3.4, and 22.3.0. This easily exploitable vulnerability...

openjdk: Improve DTLS handshaking (Oracle CPU 2026-07)

A flaw was found in OpenJDK. The DTLS implementation is open to two different DoS attacks...

TLS 1.2 and DTLS client accepts unoffered anonymous cipher suite, bypassing server authentication

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TencentOS Server 3: gstreamer1-plugins-bad-free (TSSA-2026:0819)

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-2026:0819 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

TencentOS Server 2: gnutls (TSSA-2026:0816)

The version of Tencent Linux installed on the remote TencentOS Server 2 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0816 advisory. Package updates are available for TencentOS Server 2 that fix the following vulnerabilities...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in the processRecord method of DTLSReliableHandshake, where the DTLSReassembler constructor allocates a bytelength buffer directly from the 24-bit handshake length field without checking it...

CVE-2026-59646 DTLS handshake reassembler allocates buffer from unchecked 24-bit length

In Bouncy Castle for Java before 1.85, DTLS handshake reassembler allocates buffer from unchecked 24-bit length. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bctls-fips 1.0.24 1.0.X series, 2.0.24 2.0.X series and 2.1.24 2.1.X...

EUVD-2026-41133

Pion DTLS vulnerable to denial of service via panic while parsing a crafted ECDHEPSK ServerKeyExchange message...

Pion DTLS vulnerable to denial of service via panic while parsing a crafted ECDHE_PSK ServerKeyExchange message

Impact Remote denial of service via panic while parsing a crafted ECDHEPSK ServerKeyExchange message. Patches Upgrade to v3.1.4 or later. This version includes this patch https://github.com/pion/dtls/pull/839 which fixes the issue. Workarounds No work around; please upgrade to v3.1.4 or a newer...

ALSA-2026:47179 Important: gstreamer1-plugins-bad-free security update

GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-bad-free package contains a collection of plug-ins for GStreamer. Security Fixes: gstreamer: gstreamer: rfbsrc/librfb Hextile heap out-of-bounds write with 16bpp framebuffer...

K000162458: Multiple WolfSSL vulnerabilities

Security Advisory Description CVE-2026-6679 A heap buffer overflow could occur in the DTLS 1.3 ACK serialization path before the connecting peer is authenticated. The buffer overflow was due to an integer truncation when computing the length of the ACK record-number list, causing an undersized...

openjdk: Improve DTLS handshaking (Oracle CPU 2026-07)

A flaw was found in OpenJDK. The DTLS implementation is open to two different DoS attacks...

RHEL 8 / 9 : java-17-openjdk (RHSA-2026:42887)

The remote Redhat Enterprise Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:42887 advisory. The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Development Kit. Security...

Security update for gstreamer-plugins-bad

This update for gstreamer-plugins-bad fixes the following issues: CVE-2026-12892: 1-byte heap out-of-bounds read in H.264 NAL extension slice parser bsc1268971. CVE-2026-14935: webrtcbin accepts remote SDP without a=fingerprint due to inverted presence check bsc1271051. CVE-2026-52720: invalid...

CVE-2024-23573

HCL Aftermarket EPC is vulnerable to attack since the Application is vulnerable to Lucky 13. that makes the SS LLUCKY13 possible affects the TLS1.1and 1.2 and DTLS1.0 or 1.2 implementations . It also affects previous versions such as SSL3.0 and TLS1.0. This can also be considered a type of...

JLSEC-2026-671

wolfSSL before 5.4.0 allows remote attackers to cause a denial of service via DTLS because a check for return-routability can be skipped...

The vulnerability of the DTLS implementation of the GnuTLS cryptographic library allows a attacker to induce a service failure.

The vulnerability of the DTLS protocol implementation of the GnuTLS cryptographic library is related to unpredictable behavior of functions due to inconsistencies in parameter values. Exploiting this vulnerability could allow a malicious actor to cause service failures remotely...

Security update for gnutls

This update for gnutls fixes the following issues CVE-2025-14831: excessive resource consumption when verifying specially crafted malicious certificates containing a large number of name constraints and SANs bsc1257960. CVE-2026-3833: incorrectly accepted domain names due to comparison during nam...

CVE-2026-55950 DTLS listener crash via race condition in dtls_packet_demux causes denial of service for all sessions

Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtlspacketdemux genserver process to route incoming UDP...

CVE-2026-55950

This CVE (CVE-2026-55950) describes a TOCTOU race in Erlang/OTP ssl (dtls_packet_demux.erl) where a DTLS listener’s shared demux process can be crashed by an unauthenticated remote attacker sending rapid ClientHello datagrams from the same source IP/port. The race in the internal gb_trees store l...