Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: core: The unnecessary framesz check in bpfxdpadjusttail has been removed. Syzkaller reported the following issue: ======================================= “Too big” – xdp-framesz = 131072 WARNING: CPU: 0, PID: 5020, at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: i2c-hid: fixed a potential buffer overflow in i2chidgetreport i2chidxfer is used to read recvlen + sizeofle16 bytes of data into ihid-rawbuf. The former can originate from the user space of the hidraw driver and is bounded b...

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: Squashfs: fixed an issue where uninit-value was accessed in squashfsgetparent. Syzkaller reported a bug titled “KMSAN: uninit-value in squashfsgetparent”. This issue arises when openbyhandleat is called with a file handle...

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

In the Linux kernel, the following vulnerabilities have been resolved: netns: Ensure that getnetns handles zero refcount nets properly. Syzkaller encountered a warning: refcountt: Addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcountwarnsaturate+0xdf/0x1d0 Linked...

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

In the Linux kernel, the following vulnerability has been resolved: ppdev: An error check was added in registerdevice. In registerdevice, the return value of idasimpleget is unchecked. In this case, idasimpleget will use an invalid index value. To address this issue, the index should be checked...

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: SUNRPC: Ensure that the cache entry is active before calling cacheshow. The function cshow was called with protection from RCU. This only ensures that cp will not be freed. As a result, the reference count of cp can drop to zero,...

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: nfsd: Ensure that exp remains active before calling svcexportshow. The function eshow was called with protection from RCU. This only ensures that exp will not be freed. As a result, the reference count of exp can drop to zero,...

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

In the Linux kernel, the following vulnerability has been resolved: dm thin: Make getfirstthin use rcu-safe list first function. The documentation in rculist.h explains the absence of listemptyrcu and warns programmers against relying on a sequence of listempty - listfirst in RCU-safe code. This ...

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: clocksource: Use migratedisable to avoid calling getrandomu32 in an atomic context. The following bug report occurred with the PREEMPTRT kernel: - Bug: A sleeping function was called from an invalid context at...

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

In the Linux kernel, the following vulnerabilities have been resolved: usbnet: gl620a: fixed the endpoint checking in genelinkbind Syzbot reports a warning in usbsubmiturb triggered by inconsistencies between expected and actual endpoints in the gl620a driver. Since genelinkbind does not properly...

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

In the Linux kernel, the following vulnerabilities have been resolved: proc: Fixed a UAF in procgetinode. Fixed a race condition between rmmod and the instantiation of /proc/XXX’s inode. The bug is that pde-procops does not belong to /proc; it belongs to a module. Therefore, dereferencing it afte...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: brcmstb: Fixed the error handling path after a call to regulatorbulkget. If regulatorbulkget returns an error and no regulators are created, we need to set their number to zero. If we do not perform this action, and the PCIe...

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

In the Linux kernel, the following vulnerability has been resolved: net: fec: Better handling of the case where pmruntimeget fails in .remove. In the unlikely event that pmruntimeget disguised as pmruntimeresumeandget fails, the remove callback returns an error early. The problem with this is tha...

Astra Linux – Vulnerability in node-get-func-name

get-func-name is a module that securely and consistently retrieves the name of a function, both in Node.js and in the browser. Versions prior to 2.0.1 are vulnerable to a denial-of-service attack caused by regular expressions, which can lead to a denial of service when parsing malicious input. Th...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: intelpowerclamp: Use getcpu instead of smpprocessorid to avoid crashes. When CPU 0 is offline and intelpowerclamp is used to simulate idle state, it causes a kernel bug: Bug: Using smpprocessorid in preemptible 000000...

Astra Linux – Vulnerability in ffmpeg

There is a heap-based Buffer Overflow vulnerability in FFmpeg 4.2, located in libavfilter/vfcolorconstancy.c, specifically in the slicegetderivative function within fadegetderivative. This vulnerability may lead to memory corruption and other potential issues...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow, because getstdinput allows unbounded reads that are accompanied by unbounded increases in a certain size variable. NOTE: Exploitation may be impractical due to the execution time required to cause an overflow multiple days...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Net layer: dsa: fixed a crash if -getssetcount fails. If ds-ops-getssetcount fails, then the “count” value is a negative error code, such as -EOPNOTSUPP. Since “i” is a unsigned int, the negative error code is type-promoted to a...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-tmio: check return value after calling platformgetresource This vulnerability could lead to a null-ptr-deref issue if platformgetresource returns NULL. Therefore, we need to check the return value...

Astra Linux – Vulnerability in net-snmp

Net-SNMP provides various tools related to the Simple Network Management Protocol. Prior to version 5.9.2, a user with read-only credentials could use an incorrectly formatted OID in a GET-NEXT command to nsVacmAccessTable, resulting in a NULL pointer dereferencing. Version 5.9.2 includes a patch...