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: usb-storage: alauda: Fixed an issue where an uninitialized value was used in alaudacheckmedia. Syzbot reported that KMSAN complained about accessing an uninitialized value within the alauda subdriver of usb-storage. Bug: KMSAN...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Resetting the register ID for BPFEND value tracking When a register undergoes a BPFEND operation byte swap, its scalar value is mutated in-place. If this register previously shared a scalar ID with another register e.g., aft...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm: Fixed a potential null-ptr-deref due to drmmmodeconfiginit. drmmmodeconfiginit will call drmmodecreatestandardproperties, and it does not check the return value. When drmmodecreatestandardproperties fails due to allocatio...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: schfq: fix integer overflow of “credit” If schfq is configured with “initial quantum” values greater than INTMAX, the first assignment of “credit” will cause signed integer overflow, resulting in a very negative value...

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

In the Linux kernel, the following vulnerabilities have been resolved: - Do not allow gsosize to be set to GSOBYFRAGS. - A missing check in virtionethdrtoskb allowed syzbot to crash kernels again. Do not allow gsosize to be set to GSOBYFRAGS 0xffff, because this magic value is used by the kernel....

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not erase the value of ret in btrfsvalidatesuper. Commit 2a9bb78cfd36 “btrfs: validate the system chunk array in btrfsvalidatesuper” introduces a call to validatesyschunkarray in btrfsvalidatesuper, which erases the val...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Fixed the re-attachment branch in bpftracingprogattach. The following scenario can cause a crash due to a missing attachbtf: 1 Load the rawtp program. 2 Load the fentry program with rawtp as targetfd. 3 Create a tracing...

Astra Linux – Vulnerability in Squid

Squid is a caching proxy for the web that supports HTTP, HTTPS, FTP, and other protocols. A bug related to incorrect checking of function return values makes Squid vulnerable to Denial of Service attacks targeting its helper process management. This bug has been fixed in Squid version 6.5. Users...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: dbg-tlv: Ensure NUL termination The iwlfwiunidebuginfotlv is used as a string; therefore, we must ensure that the string is terminated correctly before using it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: skbpartialcsumset fix against transport header magic values skb-transportheader uses the special value 0xFFFF to indicate whether the transport header was set or not. We must prevent callers from accidentally setting...

Astra Linux – Vulnerability in libwebp

An use of an uninitialized value was found in libwebp in versions before 1.0.1 in the ReadSymbol function...

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: hsr: Fixed uninit-value access in hsrgetnode KMSAN reported the following uninit-value access issue 1: ===================================================== BUG: KMSAN: uninit-value in hsrgetnode+0xa2e/0xa40...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: fixed the uninit-value in caifseqpktsendmsg When nrsegs equals zero in iovecfromuser, the object msg-msgiter.iov contains uninitialized stack memory in caifseqpktsendmsg, which is defined in syssendmsg. Therefore, we cannot...

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 error if platformgetresource returns NULL. Therefore, we need to check the return value of this function...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can trigger a heap-based buffer overflow, caused by an unsanitized attribute in ntfsgetattributevalue, in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in exiv2

An invalid memory address dereferencing was discovered in the Exiv2::DataValue::read method in value.cpp within Exiv2 0.26. This vulnerability causes a segmentation fault and results in the application crashing, leading to a denial of service...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mxser: fixed the xmitbuf leak in activate when LSR == 0xff. When LSR is 0xff during the call to -activate, we return an error. It’s important to note that the -shutdown function is not called when -activate fails. In this case,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mm/mempolicy: fixed an issue where uninit-value was present in mpolrebindpolicy. mpolsetnodemask mm/mempolicy.c does not set the nodemask when pol-mode is MPOLLOCAL. Check pol-mode before accessing pol-w.cpusetmemsallowed in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – fixed the potential zero beacon interval in beacon tracking. During fuzz testing, it was discovered that bssconf-beaconint might be zero, which could lead to a division by zero error in subsequent calculations. If t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In net/sched: taprio, the variable TCATAPRIOATTRSCHEDCYCLETIME is limited to INTMAX. syzkaller detected no division errors in the function divs64rem, which is called from getcycletimeelapsed. In this function, schd-cycletime serv...