Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: llc: Calling sockorphan at the release time syzbot reported an interesting trace 1 caused by a stale pointer to sk-skwq in a closed llc socket. In the commit ff7b11aa481f "net: socket: setting sock-sk to NULL after calling...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: setting BTRFSROOTORPHANCLEANUP during subvol creation We have recently observed a number of subvolumes with corrupted dentries. Listing the parent directory shows the following: drwxrwxrwt 1 root root 16 Jan 23 16:49...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Verify that the size of orphan files is not too large. In principle, orphan files can be arbitrarily large. However, orphan replay operations need to traverse those files, and all their buffers are stored in memory...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Media: i2c: tc358743 – Fixed use-after-free bugs caused by an orphan timer in the probe. state-timer is a cyclic timer that schedules worki2cpoll and delayedworkenablehotplug, while rearming itself. Using timerdelete fails to...

Astra Linux – Vulnerability in qtsvg-opensource-src

The module will parse a node that is not a child of a structural node. The node will be deleted after creation, but it may still be accessed later, leading to a use after free error...

Astra Linux – Vulnerability in f2fs-tools

There is an exploitable code execution vulnerability in the fsckchkorphannode functionality of the F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can lead to a heap buffer overflow, resulting in code execution. An attacker can provide a malicious file to trigger this vulnerability...

PT-2026-91753

Name of the Vulnerable Software and Affected Versions GNU Binutils version 2.47 Description A flaw in the ELF Orphan Section Handler component allows a local attacker to cause a null pointer dereference, which occurs when the system attempts to read or write to a memory address that is null,...

CVE-2026-90828: NULL Pointer Dereference

A security flaw has been discovered in GNU Binutils 2.47. This vulnerability affects the function elforphancompatible of the file ld/ldelf.c of the component ELF Orphan Section Handler. Performing a manipulation results in null pointer dereference. The attack must be initiated from a local...

CVE-2026-89668

In the Linux kernel, the following vulnerability has been resolved: nfsd: move nfsddebugfsinit after nfsd4initslabs in initnfsd nfsddebugfsinit runs before nfsd4initslabs in initnfsd. If the slab allocation fails, the bare "return retval" bypasses nfsddebugfsexit, leaving orphan debugfs files wit...

CVE-2026-89668: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nfsd: move nfsddebugfsinit after nfsd4initslabs in initnfsd nfsddebugfsinit runs before nfsd4initslabs in initnfsd. If the slab allocation fails, the bare "return retval" bypasses nfsddebugfsexit, leaving orphan debugfs files wit...

PT-2026-96501

In the Linux kernel, the following vulnerability has been resolved: ip: orphan prefetched skbs before multicast forwarding IPv4 and IPv6 input preserve an skb-sk association installed by bpf sk assign so that local delivery can use the selected socket under RCU. Both address families can also...

Security Advisory 0152

Security Advisory 0152 . CSAF PDF Date: September 9, 2026 Revision | Date | Changes ---|---|--- 1.0 | September 9, 2026 | Initial release 1.1 | September 22, 2026 | CSAF JSON file added The CVE-ID tracking this issue: CVE-2026-19641 CVSSv3.1 Base Score: 5.3...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053263)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053263 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible deadlock between unlink and dioendiowrite ocfs2unlink takes orphan dir...

CVE-2026-53635 Open edX Platform: Insufficient Permission on set_course_mode_price()

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 59bb6d6, the view function setcoursemodeprice at lms/djangoapps/instructor/views/instructordashboard.py:430 is decorated only with @loginrequired and performs no course-level permission check. An...

CVE-2026-53635 Open edX Platform: Insufficient Permission on set_course_mode_price()

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 59bb6d6, the view function setcoursemodeprice at lms/djangoapps/instructor/views/instructordashboard.py:430 is decorated only with @loginrequired and performs no course-level permission check. An...

CVE-2026-53635

Open edX Platform is affected by an insufficient permission check in the set_course_mode_price() view at lms/djangoapps/instructor/views/instructor_dashboard.py:430. The endpoint is protected only by @login_required and performs no course-level authorization, meaning any authenticated user —inclu...

EUVD-2026-70221

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 59bb6d6, the view function setcoursemodeprice at lms/djangoapps/instructor/views/instructordashboard.py:430 is decorated only with @loginrequired and performs no course-level permission check. An...

PT-2026-84817

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 59bb6d6, the view function set course mode price at lms/djangoapps/instructor/views/instructor dashboard.py:430 is decorated only with @login required and performs no course-level permission chec...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, a leak in the skbtstamptx function was fixed. Commit 50749f2dd685 “tcp/udp: Fixed memory leaks in sk and zerocopy skbs during TX timestamping” added a call to skborphanfragsrx, to fix leaks related to zeroco...

CVE-2026-77584

Tor before 0.4.9.10 did not reject a CONFLUXLINK cell that arrives on a circuit which already has attached streams. A malicious client could send a RELAYCOMMANDBEGIN before the CONFLUXLINK on the same circuit, attaching an exit stream that would later end up orphan leaving a dangling circuit...