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: hfsplus: The issue of missing hfsbnodeget in hfsbnodecreate has been fixed. When sync and link are called concurrently, both threads may enter hfsbnodefind, but fail to find the node in the hash table. As a result, they proceed t...

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

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg – Concurrent writes to afalgsendmsg are now disallowed. Issuing two writes to the same afalg socket is problematic, as the data will be interleaved in a unpredictable manner. Additionally, concurrent writes may caus...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed an issue related toracy under the cocurrent smb2 tree disconnect scenario. There is also a UAF issue under the cocurrent smb2 tree disconnect scenario. This patch introduces TREECONNEXPIRE flags for tcon to avoid...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fixed a UAF in runtimersoftirq When dmresume and dmdestroy are executed concurrently, it will lead to a UAF, as follows: Bug: KASAN: Use-after-free in runtimers+0x173/0x710 A 8-byte value is written to the address...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Avoid using the bitfield RMW for control flags related to claims/retunes. Move the control flags related to claims and retunes out of the bitfield to avoid unrelated side effects of RMW in asynchronous contexts. The...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: qrtr: A refcount bug was fixed in qrtrrecvmsg. Syzbot reported the following bugs: refcountt: Addition of 0; use-after-free. … RIP: 0010:refcountwarnsaturate+0x17c/0x1f0 lib/refcount.c:25 … Call Trace: refcountadd:...

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

In the Linux kernel, the following vulnerability has been resolved: NFSD: Limit the number of concurrent async COPY operations It seems that nothing limits the number of concurrent async COPY operations that clients can initiate. Additionally, AFAICT allows each async COPY to copy an unlimited...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – fixed the issue of kernel crashes in concurrent scenarios. When the link status changes, the nic driver needs to notify the roce driver to handle this event. However, at this time, the roce driver may uninit, which...

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

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Protection was added to the device queue against concurrent access. In the dasdprofilestart function, the number of requests on the device queue is counted. However, access to the device queue is not protected against...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: - dm clone: Fixed a UAF Use-after-Free in clonedtr. - Dmclone also has the same UAF issue when dmresume and dmdestroy are executed concurrently. Therefore, the timer is canceled again in clonedtr...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The statement “j1939sessiondeactivate should be called with a session ref-count of at least 2” is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: fixed NULL dereferencing and use-after-free in smctcpsynrecvsock. Syzkaller reported a panic in smctcpsynrecvsock. The smctcpsynrecvsock function is called in the TCP receive path softirq via icskafops-synrecvsock on...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fixed Use-after-Free, failed to increment the ref count of the skb while it was in use. This patch addresses a Use-after-Free issue identified by the syzbot. The problem arises when a skb is taken from the per-session...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: sched: flower: Protect flwalk with rcu. The patch that refactored flwalk to use idrforeachentrycontinueul also removed the rcu protection for individual filters. This caused a use-after-free when the filter was deleted...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nvme: fixed the SRCU protection for the nvmenshead list The process of walking the nvmenshead siblings list is protected by the head’s srcu in nvmensheadsubmitbio, but not in nvmempathrevalidatePaths. Removing namespaces from...

CVE-2026-11993

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to properly enforce the limit of concurrent files being processed and handled failed files, which allows a user with permission to upload files to spawn more goroutines than intended and block the...

EUVD-2026-77361

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to properly enforce the limit of concurrent files being processed and handled failed files, which allows a user with permission to upload files to spawn more goroutines than intended and block the...

Security update for the Linux Kernel RT (Live Patch 19 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.72 fixes various security issues: The following security issues were fixed: CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. CVE-2026-68138: net/sched: serialize qdiscrtablist again...

PT-2026-91141

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to properly enforce the limit of concurrent files being processed and handled failed files, which allows a user with permission to upload files to spawn more goroutines than intended and block the...

CVE-2026-53715: Concurrent Execution using Shared Resource with Improper Synchronization

Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or Kubernetes-based application gateway. Prior to 1.7.4 and 1.8.1, HTTPServer.ServeHTTP in internal/wasm/httpserver.go reads the plain mappingPath2Cache map without synchronization while HTTPServer.Get writes the sam...