PT-2026-40778

Name of the Vulnerable Software and Affected Versions AMD Zen 2-based products affected versions not specified Description Improper isolation of shared resources within the CPU operation op/µop cache on Zen 2-based products can cause incorrect instructions to be executed at a higher privilege...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50261)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50261 advisory. - xfrm: esp: ipv4: fix up flags setting Greg Kroah-Hartman Orabug: 39344515 CVE-2026-43284 - xfrm: esp: avoid in-place decrypt on shared skb frags...

Open-Xchange OX Dovecot Pro 资源管理错误漏洞

Open-Xchange OX Dovecot Pro is an email storage and delivery system provided by the German company Open-Xchange. Open-Xchange OX Dovecot Pro has a resource management vulnerability. This vulnerability stems from allowing attackers to upload malicious Sieve scripts, bypassing the configured CPU ti...

PhpSpreadsheet 安全漏洞

PhpSpreadsheet is a PHP library developed by PHPOffice, designed for reading and writing spreadsheet files. Vulnerabilities exist in versions prior to 1.30.4, 2.1.16, 2.4.5, 3.10.5, and 5.7.0 of PhpSpreadsheet. These vulnerabilities stem from the XLSX reader’s...

PhpSpreadsheet 安全漏洞

PhpSpreadsheet is a PHP library developed by PHPOffice, designed for reading and writing spreadsheet files. Vulnerabilities exist in versions prior to 1.30.4, 2.1.16, 2.4.5, 3.10.5, and 5.7.0 of PhpSpreadsheet. These vulnerabilities stem from the SpreadsheetML XML reader not verifying whether the...

EUVD-2026-29200

Uncontrolled Resource Consumption vulnerability in ninenines cowlib cowhttpte module allows Excessive Allocation. The chunked transfer-encoding parser in cowhttpte accepts an unbounded number of hex digits in the chunk-size field. Each digit causes a bignum multiplication Len 16 + digit, so parsi...

bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone

A flaw was found in BIND. A remote attacker could exploit this vulnerability by sending a maliciously crafted DNSSEC-validated zone to a BIND resolver. This could cause the resolver to consume excessive CPU resources, leading to a denial of service DoS for legitimate users...

CVE-2026-7790 Unbounded chunk-size hex digits in cowlib cause quadratic CPU and memory DoS

Uncontrolled Resource Consumption vulnerability in ninenines cowlib cowhttpte module allows Excessive Allocation. The chunked transfer-encoding parser in cowhttpte accepts an unbounded number of hex digits in the chunk-size field. Each digit causes a bignum multiplication Len 16 + digit, so parsi...

CVE-2026-7790

Uncontrolled Resource Consumption vulnerability in ninenines cowlib cowhttpte module allows Excessive Allocation. The chunked transfer-encoding parser in cowhttpte accepts an unbounded number of hex digits in the chunk-size field. Each digit causes a bignum multiplication Len 16 + digit, so parsi...

urllib3: Decompression-bomb safeguards bypassed in parts of the streaming API

Impact urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decompression based on the HTTP Content-Encoding header e.g., gzip, deflate, br, or...

GHSA-MF9V-MFXR-J63J urllib3: Decompression-bomb safeguards bypassed in parts of the streaming API

Impact urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decompression based on the HTTP Content-Encoding header e.g., gzip, deflate, br, or...

EUVD-2026-27867

Facebook React has a Denial of Service Vulnerability in React Server Components...

Facebook React has a Denial of Service Vulnerability in React Server Components

Impact A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to out-of-memory exceptions or excessive CPU usage. We recommend updating immediately. The vulnerability exists in versions 19.0.0 through 19.0.5,...

USN-8265-1: Linux kernel (NVIDIA Tegra) vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

Cowlib 资源管理错误漏洞

Cowlib is a web protocol message parsing and building library developed by Nine Nines. In versions 0.6.0 to 2.16.1 of Cowlib, there was a resource management error vulnerability. This vulnerability stemmed from the block transfer encoding parser in the cowhttpte module, which allowed unlimited...

Unity Linux 20.1070e Security Update: jetty (UTSA-2026-017755)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017755 advisory. In Eclipse Jetty 7.2.2 to 9.4.38, 10.0.0.alpha0 to 10.0.1, and 11.0.0.alpha0 to 11.0.1, CPU usage can reach 100% upon receiving a large invalid TLS frame. Tenable ha...

Unbreakable Enterprise kernel security update

6.12.0-202.76.4.1 - rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present Hyunwoo Kim Orabug: 39344513 CVE-2026-43500 - rxrpc: Fix conn-level packet handling to unshare RESPONSE packets David Howells Orabug: 39344513 - rxrpc: only handle RESPONSE during service challenge Wang Jie...

Unbreakable Enterprise kernel security update

5.15.0-320.202.8.2 - xfrm: esp: ipv4: fix up flags setting Greg Kroah-Hartman Orabug: 39344515 CVE-2026-43284 - xfrm: esp: avoid in-place decrypt on shared skb frags Kuan-Ting Chen Orabug: 39344515 CVE-2026-43284 5.15.0-320.202.8.1 - x86/CPU/AMD: Add a fix for AMD-SB-7052 Prathyushi Nangia Orabug...

Unbreakable Enterprise kernel security update

5.4.17-2136.355.3.1 - xfrm: esp: avoid in-place decrypt on shared skb frags Kuan-Ting Chen Orabug: 39344527 CVE-2026-43284 - x86/CPU/AMD: Add a fix for AMD-SB-7052 Prathyushi Nangia Orabug: 39344576 CVE-2025-54518 5.4.17-2136.355.3 - crypto: algifaead - Fix minimum RX size check for decryption...

CVE-2026-42245

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, Net::IMAP::ResponseReader has quadratic time complexity when reading large responses containing many string literals. A hostile server can send responses which are...