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,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Error handling in gicpopulateppipartitions was fixed. The function ofgetchildbyname returns a node pointer with a refcount incremented. We should use ofnodeput on it when it is no longer needed. When kcalloc fails...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: sched: clsu32: Undo tcfbindfilter if u32replacehwknode When u32replacehwknode fails, we need to undo the tcf BindFilter operation performed at u32setparms...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: caif: A memory leak has been fixed in cfctrllinkuprequest. When linktype is unknown, or kzalloc fails in cfctrllinkuprequest, pkt is not released. Add a release process to the error handling logic...

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

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fixed the issue where “r10bio-remaining” was leaked for recovery purposes. raid10syncrequest will add “r10bio-remaining” for both rdev and replacement rdev. However, if the read I/O fails, recoveryrequestwrite returns...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Clear all QP fields if creation failed rxeqpdocleanup relies on valid pointer values in QP for the properly created ones. However, if rxeqpfrominit fails, the QP fields may be filled with garbage, causing the followi...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: i2c-hid-of: fix NULL dereference on failed power-up Some time ago, the I2C HID implementation was split into an ACPI and OF part. However, the new OF driver never initializes the client pointer, which is dereferenced in case...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: perf: hisi: Fixed a use-after-free when attempting to register the uncore PMU. When we fail to register the uncore PMU, the PMU context may not be allocated. Handling this error will involve calling cpuhpstateremoveinstance, whic...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd: pmf: Use device-managed allocations. If setting up smart PC fails for any reason, it can lead to a double-free when unloading amd-pmf. This occurs because dev-buf was freed but never set to NULL, and then...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: vlan: Fixed a memory leak in vlannewlink. The responsible commit added back a bug that I fixed in commit 9bbd917e0bec “vlan: fixed a memory leak in vlandevsetegresspriority”. If a memory allocation fails in vlanchangelink afte...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: myrs: Fixed a crash in the error case In myrsdetect, cs-disableintr is a NULL pointer when privdata-hwinit fails with a non-zero value. In this case, myrscleanupcs will attempt to dereference a NULL pointer, causing the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97 – a possible memory leak has been fixed in sndac97devregister. If devregister fails in sndac97devregister, it should call putdevice to release the reference, otherwise the name allocated by devsetname may be leaked...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Driver: soc: xilinx: fixed a memory leak in xlnxaddcbfornotifyevent. The kfree function should be called when memory fails to be allocated for cbdata in xlnxaddcbfornotifyevent. Otherwise, a memory leak will occur; therefore,...

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

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fixed a reference leak in the GID entry when the createah operation fails. If the AH create request fails, the sgidattr should be released to avoid a reference leak during the release of the GID table...

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

In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-digi00x: prevent potential use after free This code was supposed to return an error code if initstream failed, but it instead freed dg00x-rxstream and returned a success status. This could potentially lead to use o...

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/pseries: fixed a possible memory leak in ibmebusbusinit. If deviceregister returns an error in ibmebusbusinit, the name of the kobject allocated by devsetname, which is called in deviceadd, is leaked. According to the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed the race condition between balance operations and cancel/pause requests. Syzbot reported a panic that looked like this: Assertion failed: fsinfo-exclusiveoperation == BTRFSEXCLOPBALANCEPAUSED, in fs/btrfs/ioctl.c:465...

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

In the Linux kernel, the following vulnerabilities have been resolved: wifi: iwlwifi: pcie: fixed a possible NULL pointer dereference issue It is possible that iwlpciprobe may fail and free the trans structure. After that, iwlpciRemove may be called, but it will crash when trying to access a tran...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net: Fixed a UAF issue in nfqnlnfhookDrop when opsinit fails. When the opsinit function is called to initialize the network, but ops-init fails, data is released. However, the pointer ptr in net-gen becomes invalid. In this...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipmr,ip6mr: acquiring RTNL before calling ip6mrfreetable on the failure path ip6mrfreetable can only be called under an RTNL lock. RTNL: assertion failed at net/core/dev.c 10367 WARNING: CPU: 1 PID: 5890 at net/core/dev.c:10367...