CVE-2026-46321

In the Linux kernel, the following vulnerability has been resolved: tun: free page on short-frame rejection in tunxdpone tunxdpone returns -EINVAL on a frame shorter than ETHHLEN without freeing the page that vhostnetbuildxdp allocated for it. tunsendmsg discards that -EINVAL and still returns...

CVE-2026-46321 tun: free page on short-frame rejection in tun_xdp_one()

In the Linux kernel, the following vulnerability has been resolved: tun: free page on short-frame rejection in tunxdpone tunxdpone returns -EINVAL on a frame shorter than ETHHLEN without freeing the page that vhostnetbuildxdp allocated for it. tunsendmsg discards that -EINVAL and still returns...

CVE-2026-46321

In the Linux kernel, the following vulnerability has been resolved: tun: free page on short-frame rejection in tunxdpone tunxdpone returns -EINVAL on a frame shorter than ETHHLEN without freeing the page that vhostnetbuildxdp allocated for it. tunsendmsg discards that -EINVAL and still returns...

CVE-2026-46320 tap: free page on error paths in tap_get_user_xdp()

In the Linux kernel, the following vulnerability has been resolved: tap: free page on error paths in tapgetuserxdp tapgetuserxdp rejects a frame shorter than ETHHLEN with -EINVAL, and returns -ENOMEM when buildskb fails. Both paths jump to the err label without freeing the page that...

CVE-2026-49847: Uncontrolled Recursion

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, a single unauthenticated WebSocket frame containing a deeply nested JSON document crashes...

Unbounded Memory Growth in the QUIC PATH_CHALLENGE Handler

Issue summary: Remote peer may exhaust heap memory of the QUIC server or client by flooding it with packets containing PATHCHALLENGE frames. Impact summary: A malicious remote peer can cause an unbounded memory allocation which can lead to an abnormal termination of the application acting as a QU...

PT-2026-50142

Name of the Vulnerable Software and Affected Versions rabbitmq-c affected versions not specified Description A size t underflow occurs during the computation of the AMQP frame length, which can lead to an out-of-bounds read. An out-of-bounds read is a condition where the software reads data past...

CVE-2026-46321

In the Linux kernel, the following vulnerability has been resolved: tun: free page on short-frame rejection in tunxdpone tunxdpone returns -EINVAL on a frame shorter than ETHHLEN without freeing the page that vhostnetbuildxdp allocated for it. tunsendmsg discards that -EINVAL and still returns...

CVE-2026-49842: Uncontrolled Resource Consumption

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, modverto's WebSocket frame loop intercepts a -prefixed speed-test protocol SPU / SPB / SP...

EulerOS 2.0 SP11 : nghttp2 (EulerOS-SA-2026-2219)

According to the versions of the nghttp2 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version 1.68.1, the nghttp2 library stops reading the...

EulerOS 2.0 SP11 : nghttp2 (EulerOS-SA-2026-2256)

According to the versions of the nghttp2 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version 1.68.1, the nghttp2 library stops reading the...

Improper Restriction of Rendered UI Layers or Frames

Overview Affected versions of this package are vulnerable to Improper Restriction of Rendered UI Layers or Frames due to missing security headers in the internal/web/ and internal/api/ response paths. An attacker can compromise the confidentiality and integrity of sensitive operations, such as...

nebula-mesh: Web UI and API responses lack security headers (CSP, X-Frame-Options, HSTS, etc.)

None of the response paths in internal/web/ or internal/api/ set the standard browser-security headers. grep for Content-Security-Policy, X-Frame-Options, Strict-Transport-Security, X-Content-Type-Options, Referrer-Policy returns zero matches across the codebase. Impact The admin UI signs CA...

Improper Restriction of Rendered UI Layers or Frames

Overview Affected versions of this package are vulnerable to Improper Restriction of Rendered UI Layers or Frames due to missing security headers in the internal/web/ and internal/api/ response paths. An attacker can compromise the confidentiality and integrity of sensitive operations, such as...

GHSA-W7W5-5GCP-38RW nebula-mesh: Web UI and API responses lack security headers (CSP, X-Frame-Options, HSTS, etc.)

None of the response paths in internal/web/ or internal/api/ set the standard browser-security headers. grep for Content-Security-Policy, X-Frame-Options, Strict-Transport-Security, X-Content-Type-Options, Referrer-Policy returns zero matches across the codebase. Impact The admin UI signs CA...

GHSA-36W4-95HV-5VWG gun_http2 has an Origin Validation Error vulnerability

Origin Validation Error vulnerability in ninenines gun gunhttp2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSHPROMISE authority. In gunhttp2:pushpromiseframe/7, the :authority pseudo-header from an incoming PUSHPROMISE frame is stored verbatim into the promised stream...

OSV-2026-886 Heap-buffer-overflow in ihevcd_fmt_conv

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=520748344 Crash type: Heap-buffer-overflow WRITE 8 Crash state: ihevcdfmtconv ihevcddecode Codec::decodeFrame...

PT-2026-47298

Name of the Vulnerable Software and Affected Versions ninenines gun versions 2.0.0 through 2.3.x Description An origin validation error in the gun http2 module allows cross-origin cookie injection through an unvalidated HTTP/2 PUSH PROMISE authority. In the push promise frame function, the...

Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-061 (ALASFIREFOX-2026-061)

The version of firefox installed on the remote host is prior to 140.11.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-061 advisory. Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming...

Amazon Linux 2023 : amazon-ssm-agent (ALAS2023-2026-1813)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1813 advisory. When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0. CVE-2026-33814 Tenable has extracte...