CVE-2026-18588

A vulnerability has been found in Wavlink WL-NU516U1 708c073-mt7628. This affects the function fgets of the file nas.cgi. The manipulation of the argument CONTENTLENGTH leads to stack-based buffer overflow. Remote exploitation of the attack is possible. You should upgrade the affected component...

Important: Red Hat Security Advisory: pipewire security update

An update for pipewire is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Important: Red Hat Security Advisory: yelp security update

An update for yelp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

gstreamer: gstreamer: rfbsrc/librfb Hextile heap out-of-bounds write with 16bpp framebuffer

A heap buffer overflow vulnerability was found in GStreamer's rfbsrc plugin. When a client connects to a malicious RFB/VNC server that advertises a 16bpp framebuffer and sends Hextile-encoded updates, the Hextile background fill path writes 32-bit pixel values into a buffer allocated for 16-bit...

A week in security (July 27 – August 2)

Last week on Malwarebytes Labs: Fake Fortnite rewards are stealing players’ accounts Fake Flash Player installs AtlasRAT Malwarebytes for Windows, now available on the Microsoft Store Hims & Hers sued over alleged health data privacy failures Hidden prompt turns Microsoft Copilot into an AI worm...

Important: Red Hat Security Advisory: yelp security update

An update for yelp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

Important: Red Hat Security Advisory: compat-libtiff3 security update

An update for compat-libtiff3 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabilit...

Important: Red Hat Security Advisory: libtiff security update

An update for libtiff is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

Important: Red Hat Security Advisory: rhc security update

An update for rhc is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availab...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the check method of ProvOcspRevocationChecker, which verifies a stapled OCSP response's signature and then treats the certificate as unrevoked when no SingleResponse entry matches its CertID, without...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in HSSPublicKeyParameters.getInstance and HSSSignature.getInstance, which read the HSS level count L from an encoded public key without the RFC 8554 depth cap of 8 enforced only during key...

Improper Validation of Integrity Check Value

Overview Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value in the readBlock method of PGPAeadInputStream BcAEADUtil, mirrored in JceAEADUtil, which pre-reads the final 16 bytes but ignores the result and returns EOF without calling doFinal when the...

Security Bulletin: IBM Storage Protect Data Protection for Virtual Environments incorporates Oracle's January 2026 Critical Patch Update (CPU) to fix multiple security vulnerabilities (CVE-2026-21945, CVE-2026-21932, CVE-2026-21933, CVE-2026-21925)

Summary IBM Storage Protect Data Protection for Virtual Environments incoprporates the security fixes related to Oracle's January 2026 Critical Patch Update CPU. The IBM SDK, Java Technology Edition Critical Patch Update CPU bundles several security updates from Oracle to address multiple...

Important: Red Hat Security Advisory: frr security, bug fix, and enhancement update

An update for frr is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

frr: FRRouting: Denial of Service via crafted BGP UPDATE message

A flaw was found in FRRouting FRR. Missing input validation in the rfapiRibBi2Ri function allows a remote attacker to cause a Denial of Service DoS by sending a specially crafted BGP Border Gateway Protocol UPDATE message. This vulnerability can disrupt network services managed by FRR...

Cybozu Garoon vulnerable to cross-site scripting

Overview Scheduler in Cybozu Garoon provided by Cybozu, Inc contains the following vulnerability: Cross-Site Scripting CWE-79 - CVE-2026-57279 CyCDB-4148 Cybozu, Inc reported this vulnerability to JPCERT/CC to notify users of its solution through JVN. JPCERT/CC and Cybozu, Inc coordinated under t...

Important: Red Hat Security Advisory: osbuild-composer security update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Important: Red Hat Security Advisory: postgresql security update

An update for postgresql is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

Important: Red Hat Security Advisory: perl-Archive-Tar security update

An update for perl-Archive-Tar is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...