Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: blk-crypto: made blkcryptoevictkey more robust. If blkcryptoevictkey determines that the key is still in use due to a bug or that -keyslotevict failed, it currently simply returns without unlinking the key from the keyslot...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp – Use kzalloc for sev ioctl interfaces to prevent kernel memory leaks. For some sev ioctl interfaces, input data may be less than or equal to SEVFWBLOBMAXSIZE, but larger than the data returned by the PSP firmware. In...

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

In the Linux kernel, the following vulnerability has been resolved: net: tls: handling of backlogging of crypto requests Since we are setting the CRYPTOTFMREQMAYBACKLOG flag on our requests to the crypto API, cryptoaeadencrypt,decrypt can return -EBUSY instead of -EINPROGRESS in valid situations...

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

In the Linux kernel, the following vulnerability has been resolved: crypto: pcrypt – Fixed the hungtask issue for PADATARESET We identified a hungtask bug in testaeadveccfg as follows: INFO: Task cryptomgrtest:391009 was blocked for more than 120 seconds. Enabling the echo 0...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: crypto: hisilicon/debugfs – Fixed the issue with the uninit process of debugfs. During the zip probe process, a failure in debugfs does not stop the probe. When the initialization of debugfs fails, jumping to the error branch...

Astra Linux – Vulnerability in golang-go.crypto

Applications and libraries that misuse the connection.serverAuthenticate function via the ServerConfig.PublicKeyCallback callback field may be susceptible to authorization bypasses. The documentation for ServerConfig.PublicKeyCallback states that “Calling this function does not guarantee that the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: safexcel – Added error handling for dmamapsg calls The macro dmamapsg function may return 0 in the event of an error. This patch enables checks in case of a macro failure and ensures that previously mapped buffers are...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – Fix for the memory leak caused by ADFDEVRESET. Using completiondone to determine whether the caller has gone away only works after a complete call. Moreover, it’s still possible that the caller hasn’t yet called...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: esp: fixed the skb leak that occurred with espintcp and async crypto. When the TX queue for espintcp is full, espoutputtailtcp will return an error and not free the skb. This is because, with synchronous crypto, the common xfrm...

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

In the Linux kernel, the following vulnerabilities have been resolved: crypto: safexcel – Cleanup of ring IRQ workqueues on load failure A failure to load the safexcel driver results in the following warning upon boot, because the IRQ affinity has not been properly cleaned up. Ensure that we...

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: smb: client: fixed UAF in async decryption Performing async decryption large read results in a crash due to a slabuseafterfree issue in the crypto API. Reproducing the issue: mount.cifs -o ...,seal,esize=1 //srv/share /mnt dd...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: ccree – Fixed the use of ctxp-user.key after it is freed in cccipherexit. kfreesensitivectxp-user.key will free ctxp-user.key. However, ctxp-userkey is still used in the next line, which will lead to a use after free. We...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: crypto: virtio/akcipher – Fixed a stack overflow issue in memcpy. The value of sizeofstruct virtiocryptoakciphersessionpara is less than sizeofstruct virtiocryptoopctrlreq::u. Copying more bytes from the stack variable leads t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ima: Fixed a potential memory leak in imainitcrypto. If the SHA1 template is unable to be allocated, IMA fails to initialize and exits without freeing the imaalgoarray. Adding the necessary kfree call for imaalgoarray will preven...

Astra Linux – Vulnerability in golang-go.crypto

The x/crypto/ssh package in version 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to cause a panic in an SSH server...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: crypto: marvell/octeontx – prevents integer overflows The value of “codelength” comes from the firmware file. If your firmware is untrusted, there’s probably very little you can do to protect yourself. Nevertheless, we still t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: MAC comparisons need to be performed in constant time. To prevent timing attacks, MAC comparisons must be done in constant time. Replace the memcmp function with the correct function, cryptomemneq...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between TX work scheduling and socket closure. Similar to previous commits, the submitting thread recvmsg/sendmsg may exit as soon as the async crypto handler’s call completes. Reordering the...

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: s390/zcrypt: fix reference counting on zcrypt card objects Tests with hot-plugging crytpo cards on KVM guests with debug kernel build revealed an use after free for the load field of the struct zcryptcard. The reason was an...

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: crypto: algifaead – Fixed the issue with the check for the minimum RX size during decryption. The check for the minimum receive buffer size did not take the tag size into account during decryption. This issue has been fixed by...