GHSA-443G-GWGP-49X4 zebrad vulnerable to getblocks/getheaders locator CPU amplification via uncapped vector length

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections. Summary The readgetblocks and readgetheaders codec paths accepted block locator vectors up to approximately 65,535 entries the generic TrustedPreallocate ceiling derived...

CVE-2026-58465 Eclipse Wakaama CoAP Block1 Handler Unbounded Memory Allocation DoS

Eclipse Wakaama before snapshot/2026-05-26 contains an unbounded memory allocation vulnerability in the CoAP Block1 handler within coap/block.c that allows unauthenticated remote attackers to exhaust server memory by sending a sequence of Block1 PUT requests with incrementing block numbers...

USN-8498-1 linux-nvidia-tegra vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; -...

USN-8492-2 linux-aws-6.8, linux-gcp-6.8, linux-gke, linux-gkeop, linux-ibm-6.8, linux-nvidia-lowlatency, linux-oracle-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; -...

USN-8492-2: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; -...

USN-8488-2 linux-raspi vulnerabilities

It was discovered that some AMD processors did not properly clear data in the floating point divider unit during speculative execution. A local attacker could use this to expose sensitive information. CVE-2025-54505 Several security issues were discovered in the Linux kernel. An attacker could...

Openstack tripleo-heat-templates unauthenticated file access

A resource-permission flaw was found in the tripleo-heat-templates package where ceph.client.openstack.keyring is created as world-readable. A local attacker with access to the key could read or modify data on Ceph cluster pools for OpenStack as though the attacker were the OpenStack service, thu...

PT-2026-57590

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections. Summary The read getblocks and read getheaders codec paths accepted block locator vectors up to approximately 65,535 entries the generic TrustedPreallocate ceiling derive...

PT-2026-55359

Description Am I affected You are affected if: 1. You run any version of zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listen addr is set, which is the default. 3. Your node processes blocks past the checkpoint height non-finalized state is active. All...

PT-2026-55393

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections and is syncing or catching up to the chain tip. Summary A malicious peer can answer Zebra's outbound getblocks/FindBlocks request with a small two-hash inventory, then ser...

PT-2026-55424

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node processes blocks on any Zcash network. Summary The finalized transparent address balance writer processes all newly-created outputs credits before processing spent outputs debits within the same block. A...

PT-2026-55471

Name of the Vulnerable Software and Affected Versions Zebra versions prior to 4.4.2 Description Zebra can accept blocks that the zcashd reference implementation rejects due to a discrepancy in how P2SH Pay-to-Script-Hash signature-operation counters handle disabled opcodes. In the...

PT-2026-55472

Name of the Vulnerable Software and Affected Versions ZEBRA versions prior to 4.5.0 Description A remote unauthenticated P2P peer can stall a Zcash node by racing an invalid block body against a valid canonical body for the same block header hash. This is possible because ZIP-244 allows an attack...

CVE-2026-13500

A flaw was found in ANTLR4. A remote attacker could exploit a weakness within the Grammar Action Block Handler component by executing a manipulation. This vulnerability allows for code injection, which can lead to the execution of arbitrary code on the affected system. Mitigation Mitigation for...

USN-8492-1 linux, linux-aws, linux-aws-fips, linux-gcp, linux-gcp-fips, linux-ibm, linux-nvidia, linux-nvidia-6.8, linux-oracle, linux-realtime, linux-realtime-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; -...

USN-8492-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; -...

USN-8488-1: Linux kernel vulnerabilities

It was discovered that some AMD processors did not properly clear data in the floating point divider unit during speculative execution. A local attacker could use this to expose sensitive information. CVE-2025-54505 Several security issues were discovered in the Linux kernel. An attacker could...

USN-8488-1 linux, linux-aws, linux-gcp, linux-ibm, linux-oracle, linux-realtime vulnerabilities

It was discovered that some AMD processors did not properly clear data in the floating point divider unit during speculative execution. A local attacker could use this to expose sensitive information. CVE-2025-54505 Several security issues were discovered in the Linux kernel. An attacker could...

CVE-2026-58037

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Language/Language.Php, includes/Logging/BlockLogFormatter.Php, includes/Logging/LogFormatter.Php,...

CVE-2026-58037

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Language/Language.Php, includes/Logging/BlockLogFormatter.Php, includes/Logging/LogFormatter.Php,...