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: - ndisc: RCU protection was added to ndiscallocskb. - ndiscallocskb can be called without holding RTNL or RCU. RCU protection was added to avoid potential Use-after-Free UAF vulnerabilities...

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: nvmet-tcp: Do not restore null skstatechange. queue-statechange is set as part of nvmettcpsetqueuesock, but if the TCP connection is not established when nvmettcpsetqueuesock is called, then queue-statechange is not set, and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Handling of errors when calling otx2mboxgetrsp in otx2dcbnl.c has been improved. A check for the error pointer was added after calling otx2mboxgetrsp...

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: wifi: iwlwifi: limit the printed string from the FW file. There is no guarantee that the file always has a NUL-termination; therefore, reading the string may go beyond the end of the TLV. If that is the last TLV in the file, it...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: espintcp: fixed skb leaks. Several error paths now include a kfreeskb...

Astra Linux – Vulnerability in htmldoc

A flaw was discovered in htmldoc before version 1.9.12. A heap buffer overflow in the pspdfprepareoutpages function, located in the ps-pdf.cxx file, may allow for the execution of arbitrary code and cause a denial of service attack...

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: ARM: Integrator: Fix for early initialization Starting with the commit bdb249fce9ad4 “ARM: Integrator: reading counters using syscon/regmap”, the intcpinitearly function calls sysconregmaplookupbycompatible, which in turn calls...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed NULL pointer dereferencing in trytoregistercard. In trytoregistercard, the return value of usbifnumtoif is passed directly to usbinterfaceclaimed without a NULL check. This can lead to a NULL pointer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fixed a potential out-of-bounds write in lan743xptpioeventclockget. Before calling lan743xptpioeventclockget, the ‘channel’ value is checked against the maximum value of PCI11X1XPTPIOMAXCHANNELS8. This seems correct...

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: net: let netcore.devweight always be non-zero The following problem was encountered during stability testing: NULL netdevice: The NAPI poll function processbacklog+0x0/0x530 returned 1, exceeding its budget of 0. ------------ Cut...

Astra Linux – Vulnerability in openjpeg2

A flaw was discovered in OpenJPEG in versions prior to 2.4.0. This flaw allows an attacker to provide specially crafted input to the conversion or encoding functionality, resulting in an out-of-bounds read. The greatest threat from this vulnerability is system availability...

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

In the Linux kernel, the following vulnerability has been resolved: sparc: Fixed inaccurate exception reporting in copyfromtouser for UltraSPARC III. Anthony Yznaga discovered that a bug in the ext4 code, where large amounts of data were allowed, resulted from copyfromuser returning impossibly...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the UAF issue in f2fsmergepagebio As reported by JY in bugzilla 1, It is unable to handle the kernel’s NULL pointer dereferencing at the virtual address 0000000000000000. PC: 0xffffffe51d249484...

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

In the Linux kernel, the following vulnerabilities have been resolved: usbnet: Fixed the issue involving the use of smpprocessorid in preemptible code. Syzbot reported the following warning: BUG: Using smpprocessorid in preemptible 00000000 code: dhcpcd/2879. Caller: usbnetskbreturn+0x74/0x490,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the issue of detecting potentially corrupted nid entries in freenidlist. According to reports, the disk-related footer.ino and footer.nid files are identical and outside the acceptable range. Therefore, we need to add...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: Use RCU in ip6xmit The use of RCU in ip6xmit is necessary in order to use dstdevrcu and prevent possible UAF Use-After-Free vulnerabilities...

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: nbd: defer config put in recvwork There is one UAF issue in recvwork when running NBDCLEARSOCK and NBDCMDRECONFIGURE: - nbdgenlconnect // confref=2 connect and recvwork A - nbdopen // confref=3 - recvwork A completed //...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Actually free the watch object. The freewatch function does everything except actually freeing the watch object. This issue is fixed by adding the missing kfree call. KMEMLEAK generates a report similar to the...

Astra Linux – Vulnerability in xrdp

xrdp is an open-source project that provides a graphical login to remote machines using the Microsoft Remote Desktop Protocol RDP. xrdp versions prior to 0.9.21 contain a “Out of Bound Read” vulnerability in the xrdpsecprocessmcsdataCSCORE function. There are no known workarounds for this issue...

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

In the Linux kernel, the following vulnerability has been resolved: mm: hugetlb: avoiding soft lockup when using mprotect on a large memory area When calling mprotect on a large hugetlb memory area in our customer’s workload 300GB of hugetlb memory, soft lockup was observed: watchdog: BUG: soft...