Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: The BUG function call has been removed after failing to insert a delayed directory index entry. Instead of calling BUG when we fail to insert a delayed directory index entry into the delayed node’s tree, we can simply...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: oss: Fixed negative period/buffer sizes The calculation of the period size in the OSS layer may generate a negative value as an error. However, the code there assumes only positive values and handles them using sizet. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: fixed a memory leak in hciupdateadvdata. When hcicmdsyncqueue fails in hciupdateadvdata, the instptr is not freed, which can lead to a memory leak. To address this issue, ERRPTR/PTRERR was used instead of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom: fixed a memory leak in the error path. If, for some reason, the speedbin length is incorrect, then there is a memory leak in the error path, as we never free the speedbin buffer. This commit fixes this issue by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: The virtual address is retrieved before calling dmaunmap. The TSO header was unmapped via DMA before the virtual address was retrieved, and then the buffer was freed using that address. This meant that we actually...

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

In the Linux kernel, the following vulnerabilities have been resolved: xHCI: Properly handling isoc Babble and Buffer Overrun events. xHCI 4.9 explicitly prohibits making assumptions that the xHC has released its ownership of a multi-TRB TD when an error occurs in one of the early TRBs. However,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fixed error handling for eventfd in kvmxeneventfdassign Do not call eventfdctxput in case of an error. Introduced a new goto target instead. - Paolo...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In tty: goldfish, use ttyportdestroy to destroy the port. In goldfishttyprobe, the port initialized through ttyportinit should be destroyed in error paths. In goldfishttyremove, qtty-port also should be destroyed; otherwise,...

Astra Linux - уязвимость в u-boot

A issue was discovered in Das U-Boot during the period from 2019.07. There is an unbounded memcpy operation with a failed length check at nfslookupreply...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/siw: Fixed a refcounting leak in siwcreateqp. The atomicinc function needs to be paired with an atomicdec function in the error handling path...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mlxsw: Thermal: Fix out-of-bounds memory accesses Currently, mlxsw allows cooling states to be set above the maximum cooling state supported by the driver: bash cat /sys/class/thermal/thermalzone2/cdev0/type mlxswfan cat...

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

In the Linux kernel, the following vulnerabilities have been resolved: ila: Do not generate empty messages in ilaxlatnlcmdgetmapping. ilaxlatnlcmdgetmapping generates an empty skb, triggering a recent sanity check. Instead, an error code should be returned so that it can be handled by the user...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: qlcnic: Prevent “dbc use-after-free” in qlcnicdcbenable. The adapter-dcb pointer would be silently freed within qlcnicdcbenable if qlcnicdcbattach returns an error—a situation that always occurs under OOM conditions. This could...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mdio: Check regmap pointer returned by devicenodetoregmap The call to devicenodetoregmap in airohamdioprobe may return an ERRPTR if the regmap initialization fails. Currently, the driver stores the pointer without validation...

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 in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: pscsi: Fixed bioput for error cases As of commit 066ff571011d “block: turning biokmalloc into a simple kmalloc wrapper”, a memory block allocated by biokmalloc must be freed using biouninit and kfree. This process i...

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

In the Linux kernel, the following vulnerability has been resolved: tracing/trigger: Fixed to return an error if attempting to allocate a snapshot fails. registersnapshottrigger function was fixed to return an error code if it fails to allocate a snapshot, instead of returning 0 success. Otherwis...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: spi: spi-fsl-dspi: A resource leak was fixed in the error handling path. The call dspirequestdma should be undone by a call to dspireleasedma in the error handling path of the probe function, as already done in the remove functio...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Net layer: dsa: fixed a crash that occurs when -getssetcount fails. If ds-ops-getssetcount fails, the “count” value becomes negative, resulting in error codes like -EOPNOTSUPP. Since “i” is a unsigned int, the negative error code...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSD: fixed the issue where the reference count of nfsd4sscumountitem was leaked. The reference count of nfsd4sscumountitem is not decremented under error conditions. This prevents the laundromat from unmounting the vfsmount of t...