Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Check the TLS certificate fields in nfsmatchclient If the TLS security policy is of type RPCXPRTSECTLSX509, then the certserial and privkeyserial fields also need to match, as they define the client’s identity, as presented ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: be2net: Buffer overflow has been fixed in begetmoduleeeprom. becmdreadporttransceiverdata assumes that it is given a buffer that is at least PAGEDATALEN long, or twice that if the module supports SFF 8472. However, this is not...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: memcg: A potential “use-after-free” issue has been fixed in memcgwriteeventcontrol. memcgwriteeventcontrol accesses the dentry-dname of the specified control file to route the write operation. Since a cgroup interface file cannot...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek – Fixed a refcount leak in mtkpciesubsyspowerup. The offindcompatiblenode function returns a node pointer whose refcount has been incremented. We should use ofnodeput on it after processing. Also, add the missing...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bounds: Use the correct number of bits for CONFIGNRCPUS that is a power of two. The bitsper function rounds up to the next power of two when a power of two is passed as an argument. This can cause crashes on some machines and...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv: Added a null pointer check to scom DebugInitOne. The kasprintf function returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. A null pointer check should be added, and th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Guard for possible null pointer dereferencing REASON In some situations, dc-respool may be null. SOLUTION Check whether the pointer is null before dereferencing it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfs: Return EISDIR when nfs3proccreate is called, if dalias is a directory alias. If we find an alias through nfs3docreate/nfsaddorobtain/dsplicealias that turns out to be a directory dentry, we do not return any errors and simpl...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/ttm: Added a check to avoid dereferencing of a null pointer during swapping. The check is as follows: 90.002283 General protection fault, likely for non-canonical addresses. Address 0xdffffc0000000000: 0000 1 PREEMPT SMP...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: soc: amlogic: Fixed a refcount leak in meson-secure-pwrc.c. In mesonsecurepwrcprobe, there is a refcount leak in one fail path...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: jbd2: fixed the potential buffer head reference count leak. In the case of jbd2fcwaitbufs, if the buffer is not up-to-date, it will return -EIO without updating journal-jfcoff. However, in jbd2fcreleasebufs, the buffer head will ...

Astra Linux – Vulnerability found in Linux 5.10, 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: drm/amd/display: Check the correct bounds for stream encoder instances for DCN303 Why & How The engid for DCN303 cannot be more than 1, since we have only two instances of stream encoders. Check the correct boundary condition for...

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

In the Linux kernel, the following vulnerability has been resolved: block/rnbd-srv: Check for unlikely string overflows Since “devsearchpath” can technically be as large as PATHMAX, there was a risk of truncation when copying it and a second string into “fullpath”—since “fullpath” is also sized a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftlimit: Configurations that cause integer overflow are now rejected. Invalid configurations where the internal token counter wraps around are also rejected. This issue only occurs with very, very large requests, such...

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

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 – fixed the use of memory after it is freed in rmiunregisterfunction. The putdevice function calls rmireleasefunction, which frees the “fn” pointer. Therefore, dereferencing fn-numofirqs in the next line...

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

The Linux kernel before version 6.2.9 has a race condition, which can lead to a use-after-free issue in the driver/power/supply/da9150-charger.c file. This issue occurs when a physically nearby attacker disconnects a device...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Do not generate errors if the user space injects an interrupt with GIF=0. Do not generate errors or warnings during interrupt injection when GIF is cleared. It is trivial for the user space to force this situation using...

Astra Linux – Vulnerability in Linux 6.1

In drivers/accel/habanalabs/common/habanalabsioctl.c of the Linux kernel, from version 6.6.5 onwards, an information leak to user space is possible because info-pad0 is not initialized...

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

A null pointer dereference flaw was discovered in the hugetlbfsfillsuper function within the Linux kernel’s hugetlbfs Huge TLB pages functionality. This issue may allow a local user to crash the system or potentially escalate their privileges on the system...