Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: removed BUGON functions in addnewfreespace In addnewfreespace, there were BUGON functions designed to handle any failures in adding free space to the in-memory free space cache. Such failures are mostly due to ENOMEM,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/reset: Fixed the use of the pointer offset in errorstateread. This fix addresses the issue where, when there is no i915gpucoredump but the bufoffset is non-zero, a kernel page fault may occur. This issue can occur when...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: caif: fixed a memory leak in caifdevicenotify In the event of a failure in caifenrolldev, the allocated linksupport will not be assigned to the corresponding structure. Therefore, simply free the allocated pointer in case of...

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

In the Linux kernel, the following vulnerability has been resolved: mm/slub: Avoid accessing metadata when the pointer is invalid in objecterr. objecterr reports details about an object for further debugging, such as the freelist pointer, redzone, etc. However, if the pointer is invalid, attempti...

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: crypto: afalg – Zero initialize memory allocated via sockkmalloc Several crypto user API contexts and requests that were allocated using sockkmalloc remained uninitialized. This meant that callers had to explicitly set the fields...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nvme-core: fixed a memory leak in dhchapctrlsecret. Free dhchapsecret from nvmectrldhchapctrlsecretstore before returning, when nvmeauthGenerateKey returns an error...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8723bs – fixed a potential memory leak in rtwinitcmdpriv. In rtwinitcmdpriv, if pcmdpriv-rspallocatedbuf is allocated incorrectly, then pcmdpriv-cmdallocatedbuf will not be released properly. Additionally, since there...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: interconnect: Fixed locking issues related to runpm vs. reclaim. For cases where iccbwset can be called in paths that may lead to deadlocks with shrinker/reclaim, such as during runpm resume, we need to separate the icc lockin...

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: scsi: target: The ttaskcdb pointer is reset in the error case. If the allocation of cmd-ttaskcdb fails, it remains NULL, but it is later referenced in the ‘err’ path. In case of an error, the NULL ttaskcdb value is reset to point...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: secretmem: Disable memfdsecret if arch cannot set the direct map. The memfdsecret syscall returns -ENOSYS if !cansetdirectmap is true. This occurs, for example, in some arm64 configurations, where marking 4k PTEs in the direct ma...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: qcom: A memory leak has been fixed in dwc3qcominterconnectinit. In the alloc Resources for path handle function of oficcget, resources should be released when they are no longer needed. This should be done similarly in...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftpayload: Incorrect arithmetic operations when fetching VLAN header bits. If the offset plus the length exceeds the range of the Ethernet + VLAN header, then the length is adjusted to copy the bytes that are within t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xprtrdma: fixed pointer dereferencing in error cases of rpcrdmaepcreate. If there are failures, we must not leave non-NULL pointers with error values. Otherwise, rpcrdmaepDestroy will be confused and try to free those pointers...

Astra Linux – Vulnerability in libxml2

In libxml2 versions before 2.13.8 and 2.14.x before 2.14.2, out-of-bounds memory access can occur in the Python API Python bindings due to an incorrect return value. This issue occurs in the xmlPythonFileRead and xmlPythonFileReadRaw functions, caused by a discrepancy between bytes and characters...

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

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: The error logic for writing back the IFLABRIDGEFLAGS flags has been fixed. In the commit d73ef2d69c0d “rtnetlink: let rtnlbridgesetlink checks IFLABRIDGEMODE length”, an adjustment was made to the old loop logic in the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: clk: imx: clk-imxrt1050: fixed a memory leak in imxrt1050clocksprobe. Use devmofiomap instead of ofiomap to automatically handle the unused ioremap regions. If any errors occur, the memory allocated by kzalloc may leak; howeve...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: Marvell: Prestera: Fixed an issue where double-free operations occurred on the error path. Fixed error path handling in presterabridgeportjoin, which could cause the Prestera driver to crash see below. Trace: - Internal...

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

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: st: fixed the issue where the reference count of the platform device was checked during the error path. The probe function never performs any platform device allocation. Therefore, the error path “undoplatformdevalloc”...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dma-buf/syncfile: Do not leak fences during merge failures. Each call to addfence performs a dmafenceget operation on the relevant fence. In error-prone scenarios, we did not call dmafenceput, resulting in all those fences bei...

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

In the Linux kernel, the following vulnerability has been resolved: block: fixed potential invalid pointer dereferencing in blkaddpartition. The blkaddpartition function originally used a single if-condition ISERRpart to check for errors when adding a partition. This was modified to handle the ca...