Important: Red Hat Security Advisory: rhc-worker-playbook security, bug fix, and enhancement update

An update for rhc-worker-playbook 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...

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...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: CVE-2023-20585: iommu/amd: Use maximum Event log buffer size when SNP is enabled on Family 0x19 bsc1243603. CVE-2025-71302: drm/panthor: fix for dma-fence safe access rules...

Microsoft Security Advisory CVE-2026-56170 – .NET Denial of Service Vulnerability

Microsoft Security Advisory CVE-2026-56170 – .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core SignalR Microsoft.AspNetCore.App.Runtime. This advisory also provides guidance on what...

Microsoft Security Advisory CVE-2026-50526 – .NET Tampering Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET SDK Microsoft.NET.Build.Containers. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A tampering...

EUVD-2026-44342

Microsoft Security Advisory CVE-2026-47300 – .NET Elevation of Privilege Vulnerability...

Microsoft Security Advisory CVE-2026-47303 – .NET Elevation of Privilege Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core Negotiate Authentication Microsoft.AspNetCore.Authentication.Negotiate. This advisory also provides guidance on what developers can do to update their applications to remov...

EUVD-2026-44400

Microsoft Security Advisory CVE-2026-50650 – .NET Elevation of Privilege Vulnerability...

CVE-2026-57496

creationtimestamp| type| source ---|---|--- 2026-07-21 14:35:14+00:00| published-proof-of-concept| https://github.com/Labs64/NetLicensing-MCP/security/advisories/GHSA-hxpf-9xvq-wph8 2026-07-23 17:06:05+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mrdd4qyqvr2a...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: CVE-2026-43109: x86: shadow stacks: proper error handling for mmap lock bsc1264484. CVE-2026-46052: ceph: only dadd negative dentries when they are unhashed bsc1267494...

SUSE CVE-2026-63917

In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6tnl.net in vti6changelink. ip netns add ns1 ip netns add ns2 ip -n ns1 link add vti6test type vti6 remote ::1 local ::2 key 7 ip -n ns1 link set vti6test netns ns2 ip -n ns2 link set vti6test type vti6 remote ::3...

SUSE CVE-2026-63919

In the Linux kernel, the following vulnerability has been resolved: xfrm: input: hold netns during deferred transport reinjection Transport-mode reinjection stores a struct net pointer in skb-cb and uses it later from xfrmtransreinject. That pointer must stay valid until the deferred callback run...

SUSE CVE-2026-63921

In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6tnl.net in vti6siocdevprivate. After patch 1/2 in this series, vti6update unlinks and relinks the tunnel through t-net. vti6siocdevprivate still uses devnetdev for the collision lookup. For a tunnel moved through...

SUSE CVE-2026-63972

In the Linux kernel, the following vulnerability has been resolved: net: mana: Skip redundant detach on already-detached port When manaperportqueueresetworkhandler runs after a previous detach succeeded but attach failed, the port is left in a detached state with apc-txqp and apc-rxqs already...

SUSE CVE-2026-63978

In the Linux kernel, the following vulnerability has been resolved: net/handshake: Drain pending requests at net namespace exit The arguments to listspliceinit in handshakenetexit are reversed. The call moves the local empty "requests" list onto hn-hnrequests, leaving the local list empty, so the...

SUSE CVE-2026-63981

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: Fix blockcast recursion bypass leading to stack overflow tcfmirredact checks schedmirrednest against MIRREDNESTLIMIT 4 to prevent deep recursion. However, when the action uses blockcast tcfmblockid != 0, the...

SUSE CVE-2026-63982

In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix ethx:ingress - ethy:egress - ethx:ingress mirred loop When mirred redirects to ingress from either ingress or egress the loop state from schedmirreddev array dev is lost because of 1 the packet deferral into the...

SUSE CVE-2026-64005

In the Linux kernel, the following vulnerability has been resolved: net/smc: Do not re-initialize smc hashtables INITHLISTHEAD&smcvhashinfo.ht are called after smcnlinit, protoregister and sockregister. This can lead to smcvhashinfo.ht being reset even though hash entries already exist and are...

SUSE CVE-2026-64012

In the Linux kernel, the following vulnerability has been resolved: net/sched: schsfb: Replace direct dequeue call with peek and qdiscdequeuepeeked When sfb has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg illustrat...

SUSE CVE-2026-64027

In the Linux kernel, the following vulnerability has been resolved: net: shaper: rework the VALID marking again Recent commit changed the semantics from NOTVALID to VALID. I didn't realize that the flags are not stored atomically with the entry in XArray. There's still a race of reader observing ...