Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: dm-crypt: Do not modify the data when using authenticated encryption. It was stated that authenticated encryption could produce invalid tags when the data being encrypted was modified 1. Therefore, this issue can be addressed by...

Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed an oops during encryption When running xfstests against Azure, the following oops occurred on an arm64 system: Unable to handle kernel writes to read-only memory at virtual address ffff0001221cf000 Mem abort info:...

Astra Linux - уязвимость в thunderbird

Thunderbird did not check whether the user ID associated with an OpenPGP key has a valid self-signature. An attacker may create a forged version of an OpenPGP key, either by replacing the original user ID or by adding another user ID. If Thunderbird imports and accepts the forged key, the...

Astra Linux - уязвимость в linux, linux-5.10

“Specifically timed and handcrafted traffic can cause internal errors in a WLAN device, leading to improper Layer 2 Wi-Fi encryption. This may result in information disclosure over the air for a specific set of traffic.” In Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon...

Astra Linux - уязвимость в qemu

A flaw was discovered in the QEMU virtual crypto device during handling of data encryption/decryption requests in virtiocryptohandlesymreq. There is no check for the values of srclen and dstlen in virtiocryptosymophelper, which may lead to a heap buffer overflow if these values differ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV – Lock all vCPUs when synchronizing VMSAs for SNP launches to complete. Lock all vCPUs when synchronizing and encrypting VMSAs for SNP guests. Allowing the user space to manipulate or run a vCPU while its state is being...

Astra Linux - уязвимость в linux

The 802.11 standard that underpins Wi-Fi Protected Access WPA, WPA2, and WPA3 and Wired Equivalent Privacy WEP does not require that all fragments of a frame be encrypted with the same key. An adversary can exploit this weakness to decrypt selected fragments when another device sends fragmented...

Astra Linux - уязвимость в linux-5.15

A flaw was discovered in KVM AMD Secure Encrypted Virtualization SEV within the Linux kernel. A KVM guest that uses SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler...

Astra Linux - уязвимость в thunderbird

If a Thunderbird user responded to a crafted HTML email containing a meta tag, where the meta tag had the http-equiv="refresh" attribute, and the content attribute specified a URL, then Thunderbird would initiate a network request to that URL, regardless of any configuration settings that block...

Astra Linux - уязвимость в thunderbird

An attacker may carry out a DoS attack to prevent a user from sending encrypted emails to a correspondent. If an attacker creates a crafted OpenPGP key with a subkey that has an invalid self-signature, and the Thunderbird user imports the crafted key, then Thunderbird may attempt to use the inval...

Astra Linux - уязвимость в linux

In the Linux kernel, the following vulnerabilities have been resolved: cifs: Return the correct error code from smb2getenckey Avoid a warning if the error is passed back up: 440700.376476 CIFS VFS: \otters.example.com cryptmessage: Could not get encryption key 440700.386947 ------------ Cut here...

Astra Linux - уязвимость в thunderbird

If a MIME email combines OpenPGP and OpenPGP MIME data in a certain way, Thunderbird repeatedly attempts to process and display the message. This could cause Thunderbird’s user interface to lock up and no longer respond to the user’s actions. An attacker could send a crafted message with this...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: Signal: Fix for restoring SVE context When SME is supported, restoring the SVE signal context can fail in several ways. This can result in the task entering an invalid state, where the kernel might read from...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: authencesn – Rejects AADs that are too short assoclen 8 to match the ESP/ESN specification. authencesn assumes that the AAD is in the ESP/ESN format. When the length of assoclen is shorter than the minimum expected length...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: crypto: afalg – Fixed an issue where initialisation was missing, affecting gcm-aes-s390. Fixed the afalgallocareq function to initialize areq-firstrsgl.sgl.sgt.sgl to point to the scatterlist array in areq-firstrsgl.sgl.sgl...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: KEYS: Trusted: dcp: Fixed the leak of the blob encryption key Trusted keys unseal the key blob upon loading, but keep the sealed payload in the blob field. Thus, every subsequent read export simply converts this field to...

Astra Linux - уязвимость в linux-5.10, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: x86/sev: Make encdechypercall accept a size instead of npages. encdechypercall previously accepted the number of pages instead of their size, forcing its callers to round up values. As a result, non-page-aligned vaddrs operations...

Astra Linux - уязвимость в firefox, thunderbird

The Opportunistic Encryption feature of HTTP2 RFC 8164 allows a connection to be transparently upgraded to TLS while maintaining the visual properties of an HTTP connection. This means that the connection remains within the same origin as unencrypted connections on port 80. However, if a second...

Astra Linux – Vulnerability in Thunderbird

If a Thunderbird user has previously imported Alice’s OpenPGP key, and Alice has extended the validity period of her key, but Alice’s updated key has not yet been imported, an attacker may send an email containing a crafted version of Alice’s key with an invalid subkey. In this case, Thunderbird...

Astra Linux - уязвимость в linux

The 802.11 standard that underpins Wi-Fi Protected Access WPA, WPA2, and WPA3 and Wired Equivalent Privacy WEP does not require that received fragments be cleared from memory after reconnecting to a network. Under the right circumstances, when another device sends fragmented frames encrypted usin...