Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: cns3xxx: Fixed the refcount leak in cns3xxxinit. offindcompatiblenode returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add the missing ofnodeput call to avoid the refcoun...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Fixed a slab-use-after-free in scmibusnotifier. The scmidev-name is released prematurely in scmidevicedestroy, which causes a slab-use-after-free when accessing scmidev-name in scmibusnotifier. Therefore, the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Fixed a double-free in the SMC transport cleanup process. When the generic SCMI code destroys a channel, it calls the chanfree callback function, which is defined by each transport. Since multiple protocols may...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Hardened access to reset domains. Accessing reset domain descriptors via indexes in SCMI driver requests, through the SCMI reset operation interface, may potentially lead to out-of-bound violations if the SCMI...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: footbridge: fixed PCI interrupt mapping Since commit 30fdfb929e82 "PCI: added a call to pciassignirq in pcideviceprobe", the PCI code will call the IRQ mapping function whenever a PCI driver is probed. If these functions...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tty: ttybuffer: Fixed the soft lockup issue in flushtoldisc. When running the ltp testcase ltp/testcases/kernel/pty/pty04.c with arm64, there is a soft lockup. The detailed call trace is as follows: Workqueue: eventsunbound →...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the bpf and arm64 implementations, the value of prog-jitedlen was cleared along with prog-jited. The syzbot reported an attempt to perform an illegal copytouser operation from the bpfproggetinfobyfd function 1. There has been ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ARM: davinci: da850evm: Avoid NULL pointer dereferencing In newer versions of GCC, a panic occurs in da850evmconfigemac when booting multiv5defconfig in QEMU under the palmetto-bmc machine. The issue arises from attempting to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: ftrace: consistently handles PLTs. Sometimes it is necessary to use a PLT entry to call a ftrace trampoline. This is handled by ftracemakecall and ftracemakenop, both of which have almost identical logic. However, this is...

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

In the Linux kernel, the following vulnerabilities have been resolved: Firmware: armsdei: Fixed a bug where sleep operations occurred from an invalid context. Running a preempt-rt v6.2-rc3-rt1 based kernel on an Ampere Altra Triggers: - Bug: Sleeping function called from an invalid context at...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: Set UXN on swapper page tables This issue was accidentally fixed upstream via c3cee924bd85 "arm64: head: cover the entire kernel image in the initial ID map", as part of a major refactoring of the arm64 boot flow. This...

Astra Linux – Vulnerability in Qemu

A out-of-bounds heap buffer access issue was identified in the ARM Generic Interrupt Controller emulator of QEMU, as of and including qemu 4.2.0 on the aarch64 platform. The issue arises because, when writing an interrupt ID to the controller’s memory area, it is not masked to be 4 bits wide. Thi...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3-sva: Fixed the issue of memory use-after-free. Currently, we call arm64mmcontextput without holding a reference to the MM register, which can lead to use-after-free. We call mmgrab/mmdrop to ensure that the MM...

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

In the Linux kernel, the following vulnerability has been resolved: ARM: ep93xx: Added a terminator to gpiodlookuptable. Without this terminator, if a conid is passed to gpiofind, and the conid does not exist in the lookup table, the function will not stop looping correctly, potentially leading t...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: locking/csdlock: The csdlockdebug parameter should be changed from earlyparam to setup. The csdlockdebug kernel-boot parameter is processed by the earlyparam function csdlockdebug. If this parameter is set, csdlockdebug invokes...

Astra Linux – Vulnerability in mbedtls

Before version 2.16.5 of Arm Mbed TLS, attackers could obtain sensitive information an RSA private key by monitoring cache usage during an import process...

Astra Linux – Vulnerability in Firefox and Thunderbird

On arm64, WASM code might result in incorrect assembly generation, leading to a register allocation issue and potentially a exploitable crash. This vulnerability affects Thunderbird 91.10, Firefox 101, and Firefox ESR 91.10...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: pdata-quirks: Fixed a refcount leak bug In pdataquirksinitclocks, the loop contains offindnodebyname, but there is no corresponding ofnodeput...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: perf/smmuv3: Fixed the hotplug callback leak in armsmmupmuinit. armsmmupmuinit does not remove the callback added by cpuhpsetupstatemulti when platformdriverregister fails. The callback must be removed by cpuhpremovemultistate in...

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

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: Fixed a memory leak in realtimecounterinit. The "sysclk" resource is allocated using clkget, and it is not released when the function returns...