Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mac80211: A potential double-free operation occurred during mesh join. While commit 6a01afcf8468 “mac80211: Mesh: Deleting ie data when leaving the mesh” fixed a memory leak that occurred during mesh leave/teardown, it introduced...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in KVM AMD Secure Encrypted Virtualization SEV within the Linux kernel. A KVM guest that uses SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler...

Security Bulletin: IBM App Connect Enterprise Certified Container UBI updates

Summary IBM App Connect Enterprise Certified Container ACEcc is built on the Red Hat Universal Base Images. ACEcc operator versions 12.0.27 and 13.5.0 contain fixes to the listed CVEs found in the base images. This bulletin provides patch information to address the reported vulnerabilities...

YAML-Syck: YAML::Syck: Denial of Service via crafted YAML document

A flaw was found in YAML::Syck. This vulnerability allows a remote attacker to cause a denial of service DoS by providing a specially crafted YAML document. The flaw occurs due to a use-after-free and double-free condition when an anchor node is redefined while still on the parser's value stack,...

openssl: QUIC server may trigger double free when processing INITIAL packet

A flaw was found in OpenSSL. A malformed INITIAL packet with an invalid DCID destination connection ID can cause the QUIC server to double free the QRX object. This issue leads to memory corruption, causing the termination of the QUIC server process and resulting in a denial of service...

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

An update for openssl 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 t...

openssl: QUIC server may trigger double free when processing INITIAL packet

A flaw was found in OpenSSL. A malformed INITIAL packet with an invalid DCID destination connection ID can cause the QUIC server to double free the QRX object. This issue leads to memory corruption, causing the termination of the QUIC server process and resulting in a denial of service...

net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME

A flaw was found in the net package of Go golang, specifically when using the LookupCNAME function with the cgo DNS resolver. A remote attacker could exploit this by providing a very long Canonical Name CNAME response. This can trigger a double-free of C memory, leading to a crash and a Denial of...

CVE-2026-23789

An issue was discovered in MFC in Samsung Mobile Processor and Wearable Processor Exynos 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 2600, 1680, W920, W930, and W1000. A double-free vulnerability in the Exynos MFC encoder driver due to improper cleanup of dmabuf references...

CVE-2026-23790

An issue was discovered in DPU in Samsung Mobile Processor Exynos 1280, 2200, 1380, 1480, 2400, 1580, 2500, 1680, and 2600. A double-free vulnerability in the Samsung Exynos DPU driver due to improper pointer management during DMA buffer reallocation leads to kernel memory corruption and a...

kernel: smb: client: fix query directory replay double-free

A flaw was found in the Linux kernel's Server Message Block SMB client. This vulnerability, a double-free error, occurs when the client attempts to free the same memory buffer twice during a directory query operation. An attacker could potentially exploit this flaw to cause memory corruption,...

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

An update for kernel is now available for Red Hat Enterprise Linux 10.0 Extended Update 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 for...

CVE-2026-23789

An issue was discovered in MFC in Samsung Mobile Processor and Wearable Processor Exynos 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 2600, 1680, W920, W930, and W1000. A double-free vulnerability in the Exynos MFC encoder driver due to improper cleanup of dmabuf references...

Important: freerdp

Issue Overview: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, an authenticated RDP client can advertise DVI ADPCM with nBlockAlign equal to 8 and nChannels equal to 2 to make the bs calculation in rdpsndserverselectformat in channels/rdpsnd/server/rdpsndmain.c...

CVE-2026-15924: Use After Free

Zephyr's TLS socket layer in subsys/net/lib/sockets/socketstls.c keeps a single process-global array, clientcache, of cached client sessions that is shared by every TLS socket context. The functions that mutate and read it — tlssessionsave, tlssessionget, tlssessioncachereset, and the settings...

CVE-2026-85921: Double Free

Double free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally...

CVE-2026-34151: Path Traversal: '../filedir'

XWiki Platform is a generic wiki platform. Prior to 17.10.5 and 18.2.0, the /skin/ action in com.xpn.xwiki.web.SkinAction can resolve double-encoded parent-directory segments outside the intended skin or web-application resource prefix when Jetty 12 or later decodes the request path. The affected...

Amazon Linux 2023 : openssl, openssl-devel, openssl-fips-provider-latest (ALAS2023-2026-2136)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2136 advisory. Issue summary: In a server or client configuration with RFC7250 Raw Public Keys RPKsenabled, and only the private key with no associated certificate configured locally,a NULL pointer dereferen...

RHEL 9 : openssl (RHSA-2026:67165)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:67165 advisory. OpenSSL is a toolkit that implements the Secure Sockets Layer SSL and Transport Layer Security TLS protocols, as well as a full-strength...

Important: openssl

Issue Overview: Issue summary: In a server or client configuration with RFC7250 Raw Public Keys RPKs enabled, and only the private key with no associated certificate configured locally, a NULL pointer dereference may occur when the remote peer solicits raw public keys and also sends the typically...