Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : Libwebsockets vulnerabilities (USN-8893-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8893-1 advisory. It was discovered that libwebsockets did not properly validate user-supplied data when parsing HTTP/2...

USN-8893-1: Libwebsockets vulnerabilities

It was discovered that libwebsockets did not properly validate user-supplied data when parsing HTTP/2 HPACK path headers, which could result in a write past the end of an allocated buffer. An attacker could possibly use this issue to execute arbitrary code. CVE-2026-19773 It was discovered that...

USN-8893-1 libwebsockets vulnerabilities

It was discovered that libwebsockets did not properly validate user-supplied data when parsing HTTP/2 HPACK path headers, which could result in a write past the end of an allocated buffer. An attacker could possibly use this issue to execute arbitrary code. CVE-2026-19773 It was discovered that...

Uncontrolled Recursion

Overview tar is a full-featured Tar for Node.js. Affected versions of this package are vulnerable to Uncontrolled Recursion in the mapHas helper and filesFilter function in src/list.ts, which walk an entry path upward with one path.dirname call per recursion and no segment cap. An attacker can...

Uncontrolled Recursion

Overview org.webjars.npm:tar is a full-featured Tar for Node.js. Affected versions of this package are vulnerable to Uncontrolled Recursion in the mapHas helper and filesFilter function in src/list.ts, which walk an entry path upward with one path.dirname call per recursion and no segment cap. An...

GHSA-R292-9MHP-454M node-tar: Uncontrolled recursion in mapHas/filesFilter allows uncatchable stack-overflow DoS via crafted long-path tar with member selection

Summary node-tar npm tar contains an uncontrolled-recursion stack-exhaustion DoS in the internal mapHas helper used by filesFilter. When a consumer calls tar.t... or tar.x... with a non-empty member-selection list, node-tar installs a filter that closes over the recursive mapHas src/list.ts:33-44...

Design/Logic Flaw

In Envoy through 1.11.1, users may configure a route to match incoming path headers via the libstdc++ regular expression implementation. A remote attacker may send a request with a very long URI to result in a denial of service memory consumption. This is a related issue to CVE-2019-14993...

CVE-2019-15225: Allocation of Resources Without Limits or Throttling

In Envoy through 1.11.1, users may configure a route to match incoming path headers via the libstdc++ regular expression implementation. A remote attacker may send a request with a very long URI to result in a denial of service memory consumption. This is a related issue to CVE-2019-14993...

Cisco IOS and IOS XE Software Application-Hosting Framework HTTP Header Injection Vulnerability

Cisco IOS and IOS XE Software are operating systems developed by Cisco in the United States for its network devices. An HTTP header injection vulnerability exists in the Application-Hosting Framework component in Cisco IOS version 15.61T1 and IOS XE Software. When the Iox feature setting is...