Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iouring/zcrx: fixed the sgtable leak that occurs during mapping failures. In a rare case where iopopulateareadma fails—which can only occur on a PAGEPOOL32BITARCHWITH64BITDMA machine—iozcrxmaparea will have an initialized but...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed wild-memory-access in registersynthevent. In registersynthevent, if setsyntheventprintfmt fails, then both traceremoveeventcall and unregisterTraceEvent will be called. This means that traceeventcall will call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: liveupdate: luofile: The remember retrieve status parameter needs to be addressed. The LUO mechanism keeps track of successful retrieval attempts on luofile objects. This is done to avoid multiple retrievals of the same file...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: cgbc-hwmon Add a NULL check after devmkzalloc The driver allocates memory for sensor data using devmkzalloc, but did not check whether the allocation succeeded. In the event of a memory allocation failure, dereferencing th...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed data corruption after a failed write operation. When buffering a write attempt fails and data cannot be copied into the underlying page cache, the ocfs2writeendnolock function simply zeroes out and dirtyens the page...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bonding: Restore the IFFSLAVE flag of the bond if a non-Ethernet device is used as a slave during a slave setup failure. A warning was reported by syzbot1. In this case, the bond device itself is a slave, and we attempt to use a...

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

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fixed stale file descriptors when a usercopy fails. A failed usercopy of the fencerep object will result in a stale entry in the file descriptor table, as putunusedfd will not release that entry. This allows userland ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: vhost/vsock: Use kvmalloc/kvfree for larger packets. When copying a large file via sftp using vsock, the data size is usually 32 kB. In such cases, kmalloc seems to fail when attempting to allocate 32 32 kB regions. vhost-5837...

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

In the Linux kernel, the following vulnerability has been resolved: fbdev: omapfb: lcdmipid: Fixed an error handling path in mipidspiprobe. If ‘mipiddetect’ fails, we must free ‘md’ to avoid a memory leak...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Memory: renesas-rpc-if – fixed the platform-device leak in the error path. Make sure the flash platform device is freed in case registration fails during the probe...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Turn quotas off if mount fails after enabling quotas Yi discovered during a review of the patch “ext4: Don’t report errors with inconsistent journal features” that when ext4markrecoverycomplete returns an error value, the...

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

In the Linux kernel, the following vulnerabilities have been resolved: USB: gadget: Fixed the memory leak in the rawgadget driver. Currently, increasing rawdev-count occurs before invoking rawqueueevent. If rawqueueevent returns an error, invoking rawrelease will not trigger devfree to be called...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Under NFSv4.1, fix the issue where double svcxprtput operations on rpccreate cause failures. In error situations, clp-clcbconn.cbxprt should not be referenced as an xprt. Otherwise, both client cleanup and error handling...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: The function eagerly init vgic dist/redist on vgic creation is vulnerable. If the vgicallocateprivateirqslocked function fails for any reason, we exit kvmvgiccreate early, leaving dist-rdregions uninitialized. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: fixed a memory leak in iiodeviceregistereventset When iiodeviceregistersysfsgroup returns an error, iiodeviceregistereventset must free the attrs array. Otherwise, kmemleak will detect and report a memory leak as follows:...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: phy: mdio: fix memory leak Syzbot reported a memory leak in the MDIO bus interface. The problem stemmed from incorrect state logic. The MDIOBUSALLOCATED state indicates two possible statuses: 1. The bus is only allocated. 2. The...

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/lima: fixed a memory leak in limaheapalloc. When limavmmapbo fails, the resources need to be deallocated; otherwise, memory leaks will occur...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xfs: Fixed undersized liclogroundoff values. If the superblock does not list a log stripe unit, we set the incore log roundoff value to 512. This can lead to corrupted logs and unmountable file systems in generic/617 on a disk...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: spi: Fixed a use-after-free issue during controller registration failures. Be sure to also deregister from the driver core in case the per-cpu statistics allocation fails during controller registration, in order to avoid...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: When a multichannel SMB2SESSIONSETUP request with SMB2SESSIONREQFLAGBINDING fails, ksmbd sets conn-binding = true, but never clears this value during the error path. As a result, the connection remains in a binding state,...