CVE-2026-45254

In the case of the capnet service, when a key present in the old limit was omitted from the new limit, the missing key was treated as "allow any" instead of being rejected. In certain scenarios, an application that had previously restricted a subset of network operations could ask for a new limit...

CVE-2026-45254 Incorrect libcap_net limitation list manipulation

In the case of the capnet service, when a key present in the old limit was omitted from the new limit, the missing key was treated as "allow any" instead of being rejected. In certain scenarios, an application that had previously restricted a subset of network operations could ask for a new limit...

PT-2026-42402

Name of the Vulnerable Software and Affected Versions cap net service affected versions not specified Description An issue exists in the cap net service where omitting a key from a new limit that was present in the old limit causes the missing key to be treated as allow any instead of being...

CVE-2026-43502: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: net/rds: handle zerocopy send cleanup before the message is queued A zerocopy send can fail after user pages have been pinned but before the message is attached to the sending socket. The purge path currently infers zerocopy stat...

CVE-2026-43494: Multiple Releases of Same Resource or Handle

In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails When iovitergetpages2 fails in rdsmessagezcopyfromuser, the pinned pages are released with putpage, and rm-data.opmmpznotifier is cleared. But we fail to properly clear...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an incorrect inference of the zero-copy status during the cleanup phase before messages are...

PT-2026-42397

Name of the Vulnerable Software and Affected Versions FreeBSD libcasper3 affected versions not specified Description libcasper3 communicates with helper processes via UNIX domain sockets and utilizes the select2 system call to wait for available data. The software fails to verify if the socket...

PT-2026-42400

Name of the Vulnerable Software and Affected Versions fusefs affected versions not specified Description When a fusefs file system implements extended attributes, the kernel may send a FUSE LISTXATTR message to the userspace daemon to retrieve the list of extended attributes for a file. The FUSE...

FreeBSD security vulnerabilities

FreeBSD is a Unix-like operating system developed by the FreeBSD Foundation. There are security vulnerabilities in FreeBSD, which originate from the capnet service. When new restrictions override old ones, the omitted keys are treated as allowing any operation. This can lead to applications that...

CVE-2026-43496: NULL Pointer Dereference

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

FreeBSD : FreeBSD -- Incorrect libcap_net limitation list manipulation (37ab0cbc-54b7-11f1-8d7a-bc241121aa0a)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 37ab0cbc-54b7-11f1-8d7a-bc241121aa0a advisory. In the case of the capnet service, when a key present in the old limit was omitted from the new limit,...

kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

Important: Red Hat Security Advisory: kernel security update

An update for kernel 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 th...

kernel: net/sched: cls_u32: use skb_header_pointer_careful()

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: use skbheaderpointercareful skbheaderpointer does not fully validate negative @offset values. Use skbheaderpointercareful instead. GangMin Kim provided a report and a repro fooling u32classify: BUG: KASAN:...

golang: net/url: Memory exhaustion in query parameter parsing in net/url

A flaw was found in the net/url package in the Go standard library. The package does not enforce a limit on the number of unique query parameters it parses. A Go application using the net/http.Request.ParseForm method will try to process all parameters provided in the request. A specially crafted...

golang: net/url: Memory exhaustion in query parameter parsing in net/url

A flaw was found in the net/url package in the Go standard library. The package does not enforce a limit on the number of unique query parameters it parses. A Go application using the net/http.Request.ParseForm method will try to process all parameters provided in the request. A specially crafted...

net: qrtr: ns: Limit the maximum server registration per node

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Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: The issue related to re-scheduling work after cancellation in xfrmnatkeepalivenetfini has been fixed. After the canceldelayedworksync function is called from xfrmnatkeepalivenetfini, xfrmstatefini flushes the remaining stat...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net.manap: Null servicewq on setup error to prevent double destruction. In the managdsetup error path, servicewq is set to NULL after destroyworkqueue, to match the cleanup in managdcleanup. This prevents a use-after-free if the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: avoid dereferencing ERRPTR in tcfidrinfodestroy. The syzbot reported a crash in tcactinHW during the netns teardown process. In this case, tcfidrinfodestroy passed a value of ERRPTR-EBUSY as a pointer to...