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

In the Linux kernel, the following vulnerabilities have been resolved: net: relaxed the check on socket state during the accept process. Christoph reported the following error: WARNING: CPU: 1 PID: 772 at net/ipv4/afinet.c:761 inetaccept+0x1f4/0x4a0 Modules linked in: CPU: 1 PID: 772 Comm:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: stk1160: If the start stream fails, the buffers should be returned with the state “VB2BUFSTATEQUEUED”. Currently, buffers are returned with the state “VB2BUFSTATEERROR”, which is incorrect. This issue has been fixed. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Do not change route.addr.srcaddr outside of state checks. If the state is not idle, resolvepreparesrc should immediately fail, and no changes to the global state should occur. However, it srcaddr by attempting to create...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Reworked the handling of long task execution when adding/ deleting entries. When adding or deleting a large number of elements in one step using ipset, it may take considerable time, and soft lockup errors can...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: core: sysfs: Fix a hang issue when the device state is set via sysfs This fix addresses a regression introduced in the commit f0f82e2476f6 “scsi: core: Fix capacity setting to zero after offlineizing a device”. The problem...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: fixed a memory leak during the transition from D3hot to D0 If the variable ‘vfiopcicoredevice::needspmrestore’ is set i.e., the PCI device does not have the NoSoftReset bit set in its PMCSR configuration register, then...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Make intelgetcrtcnewencoder less oops-oriented. The purpose of the WARN message was to print something, not to simply report an “oops”. Currently, this exactly happens when we cannot find the Crtc connector in the atomi...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mptcp: A stricter state check has been added in mptcpworker. According to Christoph, the mptcp protocol can run the worker when the relevant msk socket is in an unexpected state: c connect // Incoming reset + fastclose // The mpt...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed the connection leak issue. There is a potential leak issue under the following execution sequence: smcrelease, smcconnectwork if sk-skstate == SMCINIT sendclcconfirim tcpabort; ... sk-skstate = SMCACTIVE...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed an issue where shareconf was freed after use, in compound requests. smb2getksmbdtcon reuses work-tcon in compound requests without validating tcon-tstate. ksmbdtreeconnlookup checks that tstate is equal to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – fixed a use-after-free bug in hclgevfsendmbxmsg. Currently, the hns3remove function first uninstalls the client instance, and then uninstalls the deletion engine device. The netdevice is freed during the client instan...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: IB/rdmavt: added a lock to the call to rvterrorqp to prevent a race condition. The documentation for the rvterrorqp function states that both rlock and slock need to be held when calling that function. It also includes an asserti...

Astra Linux – Vulnerability in PHP 7.3

In PHP versions 8.0. before 8.0.30, 8.1. before 8.1.22, and 8.2. before 8.2.8, various XML functions rely on the libxml global state to track configuration variables, such as whether external entities are loaded. This state is assumed to remain unchanged unless the user explicitly changes it by...

Astra Linux – Vulnerability in Samba

In DCE/RPC, it is possible to share handles cookies for resource state between multiple connections through a mechanism called “association groups”. These handles can reference connections to our sam.ldb database. However, while the database is correctly shared, the user credentials are only...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A memory leak was fixed in the parseleasestate function. The previous patch that added a bounds check for the create lease context introduced a memory leak. When the bounds check fails, the function returns NULL, without...

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: drm/amd/display: Fixed the null check for pipectx-planestate in resourcebuildscalingparams A null pointer dereference issue could occur when pipectx-planestate is null. The fix adds a check to ensure that ‘pipectx-planestate’ is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix the crash caused by the LAG state check. When removing a LAG device from a bridge, the NETDEVCHANGEUPPER event is triggered. The driver determines which lower devices need to flush all offloaded entries. If one of t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: OpenVSwitch: fixed the issue where locking occurred when trying to unregister a netdev with a carrier. The commit in the “fixes” tag attempted to fix this issue through the following sequence of calls: dooutput → ovsvportsend →...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed reference state management for synchronous callbacks Currently, the verifier verifies callback functions both synchronous and asynchronous as if they would be executed only once. The next instruction to be explored ...

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

In the Linux kernel, the following vulnerabilities have been resolved: hrtimers: Properly handle CPU state during hotplug events. Consider a scenario where a CPU transitions from CPUHPONLINE to CPUHPHRTIMERSPREPARE after being hot-unplugged, and then back to CPUHPONLINE. Since the...