Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: isdn: mISDN: Fixed the sleeping function called from an invalid context. The driver can call the card-isac.release function from an atomic context. This issue was fixed by calling this function after releasing the lock. The...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Binder: Fixed a UAF Use-After-Free issue caused by a race condition involving ref-proc. A transaction of type BINDERTYPEWEAKHANDLE may fail to increment the reference count of a node. In this case, the target proc normally releas...

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

In the Linux kernel, the following vulnerabilities have been resolved: hwrng: virtio – Fixed a race condition related to dataavail and actual data. The virtio rng device initiates a new entropy request whenever the data available becomes zero. When a new request occurs at the end of a read...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: padata: Fixed the pd UAF issue once and for all. There is a race condition/UAF in padatareorder that persists even after the initial commit. A reference count is incremented at the beginning of the process in padatadoparallel, an...

Astra Linux – Vulnerability in Firefox and Thunderbird

Incorrect boundary conditions in the Libraries component of NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

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

In the Linux kernel, the following vulnerability has been resolved: Most: usb: hdmprobe: Fixed the call to putdevice before device initialization. The early error path in hdmprobe can lead to a call to errfreemdev before &mdev-dev has been initialized using deviceinitialize. Calling...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “IB/isert: Fix incorrect release of isert connection” The commit with ID 699826f4e30a “IB/isert: Fix incorrect release of isert connection” is causing problems when DEVICEREMOVAL occurs in OPA. ------------ Cut here ------------...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: tty: A possible resource leak was fixed in icomprobe. When pcireadconfigdword failed, calls to pcireleaseregions and pcidisabledevice were made to reallocate the previously allocated resources...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Correctly track subprogram poke descriptors and fix use-after-free Subprograms call mappoketrack, but during program release, there is no hook to call mappokeuntrack. However, during program release, the auxiliary memory and...

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

In the Linux kernel, the following vulnerability has been resolved: um: net: Do not use drvdata in release. The drvdata is not available in the release version. We should use containerof to obtain the umlnet instance. Otherwise, removing a network device will result in a crash: RIP:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: brcmfmac: pcie: Firmware is released in the brmfipciesetup error path. This prevents memory leaks if the brmfichipgetraminfo function fails. Note that the CLM blob is released in the device removal path...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: For clk: imx: clk-imx8mp, the error handling in imx8mpclocksprobe has been improved. ofiomap and kzalloc have been replaced with devmofiomap and devmkzalloc. This allows for automatic release of the associated memory when the...

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: UDP: Fixed memory accounting leak. Matt Dowling reported a strange UDP memory usage issue. Under normal operation, the UDP memory usage reported in /proc/net/sockstat remains close to zero. However, it occasionally spikes to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘tty: ngsm: fix UAF in gsmcleanupmux’” This reversion involves commit 9b9c8195f3f0d74a826077fc1c01b9ee74907239. The above commit was reverted because it did not solve the original issue. The function gsmcleanupmux attempt...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers reported memory safety bugs in Firefox 91 and Firefox ESR 78.13. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability affects Firefox ESR...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: The page is released in the error path to avoid BUGON. Consider the following sequence of events: 1. The userspace sends a UFFD ioctl, which ultimately calls shmemmfillatomicpte. We successfully account the blocks, a...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ntbnetdev: Use devkfreeskbany in interrupt context. TX/RX callback handlers ntbnetdevtxhandler, ntbnetdevrxhandler can be called in interrupt context via the DMA framework after the respective DMA operations are completed...

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: pagepool: Avoid infinite loops when scheduling delayed workers. We noticed that the kworker in pagepoolreleaseretry was waking up repeatedly and infinitely in production. This issue was caused by a buggy driver, which resulted in...

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

In the Linux kernel, the following vulnerabilities have been resolved: kcm: Serializing kcmsendmsg for the same socket. syzkaller reported a Use-After-Free error in kcmrelease. 0 The scenario is as follows: 1. Thread A constructs a skb with the MSGMORE flag and sets kcm-seqskb. 2. Thread A...

Astra Linux – Vulnerability in Firefox and Thunderbird

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5...