OESA-2026-3814 pcre2 security update

PCRE2 is a re-working of the original PCRE1 library to provide an entirely new API. Since its initial release in 2015, there has been further development of the code and it now differs from PCRE1 in more than just the API. PCRE2 is written in C, and it has its own API. There are three sets of...

CVE-2024-1939

CVE-2024-1939 This is a short writeup for the CVE-2024-1939, which I used to claim V8CTF M122. The root cause of this issue is the lack of support for kWasmS128 in wasm-to-js conversion. Specifically, wasmS128Const operations occurring in parameter stacks are ignored, leading to type confusion wh...

MGASA-2026-0403 Updated bzip2 packages fix a security vulnerability

Off-by-One Leading to Out-of-Bounds Write in bzip2. CVE-2026-42250...

Updated bzip2 packages fix a security vulnerability

Off-by-One Leading to Out-of-Bounds Write in bzip2. CVE-2026-42250...

DEBIAN-CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

DEBIAN-CVE-2026-90947

A flaw was found in GIMP. When processing a specially crafted lighting preset file, the Lighting Effects filter does not properly validate the number of light sources. This can lead to an out-of-bounds write, corrupting memory. An attacker could exploit this by convincing a user to open a malicio...

CVE-2026-90947

A flaw was found in GIMP. When processing a specially crafted lighting preset file, the Lighting Effects filter does not properly validate the number of light sources. This can lead to an out-of-bounds write, corrupting memory. An attacker could exploit this by convincing a user to open a malicio...

DEBIAN-CVE-2026-90463

A flaw was found in the sssd NSS responder. This input validation vulnerability allows a local attacker, by sending specially crafted service lookup requests to the NSS responder's UNIX socket, to cause an out-of-bounds read. This out-of-bounds read may lead to a denial of service DoS by crashing...

CVE-2026-90463

A flaw was found in the sssd NSS responder. This input validation vulnerability allows a local attacker, by sending specially crafted service lookup requests to the NSS responder's UNIX socket, to cause an out-of-bounds read. This out-of-bounds read may lead to a denial of service DoS by crashing...

CVE-2026-54542

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to 1.6.0, a malicious state-sync peer can crash a syncing node by sending a crafted TrieChunk whose proof contains a TrieNodeChild suffix that is individually valid but exceeds th...

CVE-2026-84445 gRPC-Go: Denial of Service (DoS) via crash due to missing `:authority` and `Host` headers in the xDS servers

gRPC-Go is the Go language implementation of gRPC. Prior to 1.82.2 and 1.83.2, servers created with xds.NewGRPCServer allow internal/transport/http2server.go to accept an RPC containing neither the :authority header nor the Host header, while RouteAndProcess in internal/xds/server/routing.go...

CVE-2026-55200

🚨 CVE-2026-55200 - Critical libssh2 Out-of-Bounds Write Vulnerability 📌 Overview CVE-2026-55200 is a critical memory corruption vulnerability affecting the widely deployed libssh2 library. The flaw arises from improper validation of the SSH packet length field during packet processing, potentiall...

CVE-2026-90994 Sssd: sssd: denial of service via malformed pam v1 requests

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

EUVD-2026-77588

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90994 Sssd: sssd: denial of service via malformed pam v1 requests

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90994

A vulnerability in sssd (System Security Services Daemon) allows a local denial of service via the PAM responder's protocol v1 parser , specifically the function pam_parse_in_data() . An attacker with access to the PAM responder's UNIX socket can negotiate protocol v1 and send an empty or truncat...

CVE-2025-32375

Setup for the vulnerable version. Start the vulnerable container: root@kitploit: docker compose up Create a listener e.g. ncat: root@kitploit: ncat -klnv 1337 Run the exploit: root@kitploit: python3 exploit.py You should receive an HTTP request in the ncat window with the contents of the OS comma...

EUVD-2026-77574

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to 1.6.0, a malicious state-sync peer can crash a syncing node by sending a crafted TrieChunk whose proof contains a TrieNodeChild suffix that is individually valid but exceeds th...

CVE-2026-54542

Nimiq core-rs-albatross (the nimiq-primitives crate) versions ≤ 1.5.1 are affected by an out-of-bounds panic in KeyNibbles::Add (primitives/src/key_nibbles.rs). The method indexes a 63-byte backing array with the combined length of a parent key and a child suffix without bounds-checking the total...