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

In the Linux kernel, the following vulnerability has been resolved: Wifi: wilc1000 – Fixed RCU usage in the connect path. With lockdep enabled, calls to the connect function from the cfg802.11 layer lead to the following warning: ============================= WARNING: Suspicious RCU usage...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Free releases resources after coalescing The releaseresource function does not actually free the resource or the resource list. To avoid a leak, the resource list entry is freed instead...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bridge: brndsend: Linearize the skb before parsing ND options. The brndsend function parses neighbor discovery options from ns-opt and assumes that these options are located in the linear part of the request. Its callers only...

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: smb: Client – Reject descriptions of cifs.spnego in user space Descriptions of cifs.spnego keys contain fields that carry authority information, such as pid, uid, creduid, and upcalltarget. The cifs.upcall function treats these...

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: net: skbuff: Fixed an issue where a missing zerocopy reference was present in the pskbcarve helpers. Both pskbcarveinsideheader and pskbcarveinsidenonlinear copy the old skbsharedinfo header into a new buffer using memcpy. Thi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ublk: The SQE128 flag is validated before accessing the cmd field. The ublkctrlcmddump function accesses the sqe-cmd field before checking the IOURINGFSQE128 flag. This could lead to out-of-boundary memory access. The flag...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: UDP: Fixed the wildcard binding conflict check when using hash2. When binding an udpsock to a local address and port, UDP uses two hashes udptable-hash and udptable-hash2 for collision detection. The current code switches to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: lm90 Only report alarms if the driver is ready. The user space can read sysfs attributes before the driver registration is complete, immediately after the devmhwmondeviceregisterwithinfo function is called. At that time,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: A memory leak was avoided in the magicmousereportfixup function. The magicmousereportfixup function returned a buffer that was allocated using kmemdup. However, this buffer was never freed. The caller of...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapo: A stack-out-of-bounds read occurred in pipapodrop. In each iteration, pipapodrop passes rulemapi + 1.n as the tooffset argument to pipapounmap. This occurs even in the last iteration, where i ==...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: udf: Fixed NULL pointer dereferencing in the udfsymlink function. In the udfsymlink function, epos.bh is assigned the value returned by udftgetblk. The udftgetblk function is defined in udf/misc.c and returns the value of the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rtc: cmos: Fix event handler registration ordering issue Since acpiinstallfixedeventhandler automatically enables the event handling mechanism upon success, it is incorrect to call it before the handler routine is ready to handle...

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: netlabel: Fixed a NULL pointer exception caused by CALIPSO on IPv4 sockets. When calling netlblconnsetattr, addr-safamily is used to determine the function’s behavior. If sk is an IPv4 socket, but the connect function is called...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fixed the folio state after an ENOMEM error occurs during a writeback iteration. The state of the current folio was corrected when an ENOMEM error occurred during a writeback iteration. The folio needs to be re-dired and...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7996 – A possible NULL pointer dereferencing has been fixed in mt7996macwritetxwi80211. For injected frames e.g., via Radiotap, mac80211 can set info-control.vif = NULL, as explicitly stated in the struct...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: check skbclone in control TX The function t7xxportctrltx clones each skb fragment before passing it to the port transmit path. The cloning operation is used immediately to set cloned-len. Therefore, a failure in...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/52xx: A resource leak has been fixed in the error handling path. The error handling path of mpc52xxlpbfifoprobe contains a requestirq call that is not balanced by a corresponding freeirq call. The missing call has been...

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

In the Linux kernel, the following vulnerability has been resolved: net: fec: removed .ndopollcontroller to avoid deadlocks. A deadlock issue was found in the sungem driver. Please refer to the commit ac0a230f719b “eth: sungem: removed .ndopollcontroller to avoid deadlocks”. The root cause of the...

Astra Linux – Vulnerability in binutils

It has been discovered that GNU Binutils prior to version 2.40 contains a vulnerability involving excessive memory consumption, caused by the loadseparatedebugfiles function in dwarf2.c. An attacker could provide a crafted ELF file and trigger a DNS attack...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: Ensure that the internal and UAPI bpfredirect flags do not overlap. The bpfredirectinfo is shared between the SKB and XDP redirection paths. Both paths use the same numerical flag values in the ri-flags field specifically,...