The vulnerability of the ets_qdisc_change() function in the net/sched/sch_ets.c module of the network/sched/sch_ets.c subsystem of the Linux operating system’s networking subsystem allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the etsqdiscchange function in the net/sched/schets.c file, within the network scheduling subsystem of the Linux kernel, relates to operations involving resources after their expiration. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

GO-2026-5910 Dragonfly scheduler v1 and v2 gRPC unauthenticated SSRF via attacker-controlled PeerHost in DownloadTinyFile in d7y.io/dragonfly

Dragonfly scheduler v1 and v2 gRPC unauthenticated SSRF via attacker-controlled PeerHost in DownloadTinyFile in d7y.io/dragonfly...

Security Bulletin: IBM Maximo Scheduler Optimizer uses follow-redirects-1.15.11.tgz which is vulnerable to CVE-2026-40895

Summary IBM Maximo Scheduler Optimizer uses follow-redirects-1.15.11.tgz which is vulnerable to CVE-2026-40895. This bulletin contains information regarding the vulnerability and its fixture. Vulnerability Details CVEID:CVE-2026-40895 DESCRIPTION: follow-redirects is an open source, drop-in...

Security Bulletin: IBM Maximo Scheduler Optimizer uses log4j-core-2.25.3.jar which is vulnerable to CVE-2026-34477, CVE-2026-34478, CVE-2026-34480

Summary IBM Maximo Scheduler Optimizer uses log4j-core-2.25.3.jar which is vulnerable to CVE-2026-34477, CVE-2026-34478, CVE-2026-34480. This bulletin contains information regarding the vulnerability and its fixture. Vulnerability Details CVEID:CVE-2026-34477 DESCRIPTION: The fix for CVE-2025-681...

Security Bulletin: IBM Maximo Scheduler Optimizer uses log4j-core-2.25.3.jar which is vulnerable to CVE-2026-34477, CVE-2026-34478

Summary IBM Maximo Scheduler Optimizer uses log4j-core-2.25.3.jar which is vulnerable to CVE-2026-34477, CVE-2026-34478. This bulletin contains information regarding the vulnerability and its fixture. Vulnerability Details CVEID:CVE-2026-34477 DESCRIPTION: The fix for CVE-2025-68161...

PYSEC-2026-1479 jupyter-scheduler's endpoint is missing authentication

Impact jupyterscheduler is missing an authentication check in Jupyter Server on an API endpoint GET /scheduler/runtimeenvironments which lists the names of the Conda environments on the server. In affected versions, jupyterscheduler allows an unauthenticated user to obtain the list of Conda...

CVE-2026-33264 Apache Airflow: DAG author RCE on webserver via unrestricted import_string() in BaseSerialization.deserialize()

A bug in BaseSerialization.deserialize allowed unrestricted importstring of attacker-controlled class paths when the Scheduler / API Server loaded a serialized DAG: a DAG author could embed a malicious trigger into a DAG to gain remote code execution on the API Server / Scheduler process, crossin...

OPENSUSE-SU-2026:21266-1 Security update for openQA, os-autoinst

This update for openQA, os-autoinst fixes the following issues: Changes in openQA: - Update to version 5.1783076943.6691832d: test: Stabilize t/05-scheduler-full.t - Clarify resolution of three CVEs The following CVEs have been fixed see previous changelog entries that mentioned only the accordin...

Dragonfly scheduler v1 and v2 gRPC unauthenticated SSRF via attacker-controlled PeerHost in DownloadTinyFile

Summary The Dragonfly scheduler's v1 gRPC service contains an unauthenticated Server-Side Request Forgery SSRF. When a peer reports a successful download of a TINY task, the scheduler calls Peer.DownloadTinyFile and issues an HTTP GET to a host and port taken verbatim from the attacker-controlled...

GHSA-CHWM-M7G7-685G Dragonfly scheduler v1 and v2 gRPC unauthenticated SSRF via attacker-controlled PeerHost in DownloadTinyFile

Summary The Dragonfly scheduler's v1 gRPC service contains an unauthenticated Server-Side Request Forgery SSRF. When a peer reports a successful download of a TINY task, the scheduler calls Peer.DownloadTinyFile and issues an HTTP GET to a host and port taken verbatim from the attacker-controlled...

PT-2026-56058

Name of the Vulnerable Software and Affected Versions Dragonfly versions prior to v2.4.4-rc.2 Description The scheduler's v1 gRPC service is vulnerable to an unauthenticated Server-Side Request Forgery SSRF. A remote attacker can force the scheduler to make HTTP GET requests to arbitrary internal...

PYSEC-2026-694 OpenStack Nova Filter Scheduler Bypass

In OpenStack Nova through 14.0.9, 15.x through 15.0.7, and 16.x through 16.0.2, by rebuilding an instance, an authenticated user may be able to circumvent the Filter Scheduler bypassing imposed filters for example, the ImagePropertiesFilter or the IsolatedHostsFilter. All setups using Nova Filter...

PT-2026-54048

Name of the Vulnerable Software and Affected Versions Grav CMS versions prior to 2.0.0-beta.2 Description Multiple issues allow for code execution. Three unsafe unserialize calls within SchedulerJobQueue, FrameworkCacheAdapterFileCache, and Session deserialize untrusted data without restricting...

RHEL 9 : kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, kpatch-patch-5_14_0-284_158_1, and kpatch-patch-5_14_0-284_172_1 (RHSA-2026:33221)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:33221 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation CVE-2026-31488 kernel: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach CVE-2026-43038 kernel: netfilter: flowtabl...

Linux Distros Unpatched Vulnerability : CVE-2026-53264

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: actapi: use RCU with deferred freeing for action lifecycle When NEWTFILTER and DELFILTER are run concurrently it is possible to create a race with a...

Linux Distros Unpatched Vulnerability : CVE-2026-52980

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sched/fair: Clear reldeadline when initializing forked entities A yield-triggered crash can happen when a newly forked schedentity enters the fair class with...

SUSE CVE-2026-53080

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsfw: fix NULL dereference of "old" filters before change Like pointed out by Sashiko 1, since commit ed76f5edccc9 "net: sched: protect filterchain list with filterchainlock mutex" TC filters are added to a shared blo...

CVE-2026-52984

A flaw was found in the Linux kernel's networking scheduler netem. The queue limit check in the netemenqueue function does not properly account for reordered packets, allowing the total queue occupancy to exceed its configured limit. This oversight can lead to a Denial of Service DoS condition,...

CVE-2026-53079

A flaw was found in the Linux kernel's networking scheduler netsched. When the network stack cleans up deferred packet lists, if the root queueing discipline qdisc does not implement the TCQFDEQUEUEDROPS flag, packets intended for release are not freed. This can lead to a memory leak, potentially...