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

In the Linux kernel, the following vulnerability has been resolved: ceph: The “use after free” error was prevented in encodecapmsg. In the file fs/ceph/caps.c, within encodecapmsg, the “use after free” error was detected by KASAN at this line – cephbuffergetarg-xattrbuf;. This means that before t...

Astra Linux – Vulnerability in mbedtls

In Mbed TLS versions prior to 2.28.10 and 3.x before 3.6.3, in some cases of failed memory allocation or hardware errors, uninitialized stack memory was used to construct the TLS Finished message. This could potentially lead to authentication bypasses, such as replay attacks...

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: bpf, sockmap: Several fixes to bpfmsgpopdata Several fixes to bpfmsgpopdata: 1. In skmsgshiftleft, we should use putpage. 2. If len == 0, returning early is better. 3. Popping the entire skmsg last == msg-sg.size should be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The issue of a null pointer dereference error in generateencryptionkey has been fixed. If a client sends two session setups with KRB5 authentication to ksmbd, a null pointer dereference error in generateencryptionkey can...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mt76: mt76x02u: fixed a possible memory leak in mt76x02umcusendmsg. Free the skb if mt76ubulkmsg fails in the mt76x02umcusendmsg routine...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Reject skmsg egress redirects to non-TCP sockets With a SOCKMAP/SOCKHASH map and an skmsg program user can steer messages sent from one TCP socket s1 to actually egress from another TCP socket s2: tcpbpfsendmsgs1 //...

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

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed potential OOBs in smb2ParseContexts Validated offsets and lengths before dereferencing to create contexts in smb2ParseContexts. This fix addresses the following OOPs when accessing invalid create contexts fr...

Astra Linux – Vulnerability in Linux 6.1

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

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: afunix: Do not use GC if MSGPEEK occurred. Igor Ushakov reported that GC purged the receive queue of a live socket due to a race with MSGPEEK, with a fix provided. This is exactly the same issue that was previously fixed in the...

Astra Linux – Vulnerability in Linux 5.10

A vulnerability was discovered in the net/tipc/crypto.c file within the Linux kernel before version 5.14.16. The Transparent Inter-Process Communication TIPC functionality allows remote attackers to exploit a lack of sufficient validation of the user-supplied sizes for the MSGCRYPTO message type...

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: smb: client: Fixed a use-after-free in cifsfilldirent. There is a race condition in the readdir concurrency process, which may access the rsp buffer after it has been released, triggering the following KASAN warning...

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: Fixed issues with OOBs when building SMB2IOCTL requests. When encryption is used, whether enforced by the server or when using the “seal” mount option, the client will squash all compound request buffers into a singl...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dm thin: Fixed a use-after-free crash in dmsmregisterthresholdcallback. Reports of faults injecting into the pool metadata device: - BUG: KASAN: Use-after-free in dmpoolregistermetadatathreshold+0x40/0x80. - Reading of size 8 ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: bpf: fixed the ktls panic with sockmap 2172.936997 ------------ Cut here ------------ 2172.936999 Kernel BUG at lib/ioviter.c:629! ...... 2172.944996 PKRU: 55555554 2172.945155 Call Trace: 2172.945299 2172.945428 ? die+0x36/0x...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix oops due to unset link speed It is not guaranteed that NETWORKINTERFACEINFO::LinkSpeed will always be set by the server. Therefore, the client must handle any possible values and prevent such oopses from occurrin...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Type confusion was fixed due to a race condition when using ipcmsgsendrequest. req-handle is allocated using ksmbdacquireid&ipcida, based on idaalloc. req-handle from ksmbdipcloginrequest and FSCTLPIPETRANSCEIVE ioctl can ...

Astra Linux – Vulnerability in Firefox and Thunderbird

By sending a specially crafted push message, a remote server could have terminated the parent process, causing the browser to become unresponsive. This vulnerability affects Firefox 132, Firefox ESR 128.4, Thunderbird 128.4, and Thunderbird 132...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added an array index check for hdcp ddc access. Reason Coverity reports an OVERRUN warning. Do not check if the array index is valid. How Check that the msgid is valid and that the array index is valid...

Astra Linux – Vulnerability in rabbitMQ-server

RabbitMQ is a multi-protocol messaging and streaming broker. The HTTP API does not enforce a limit on the size of HTTP request bodies, making it vulnerable to Denial of Service DoS attacks involving very large messages. A verified user with sufficient credentials can publish very large messages...

Astra Linux – Vulnerability in libsoup2.4

A flaw was discovered in libsoup, where the soupmessageheadersgetcontentdisposition function is vulnerable to a NULL pointer dereference. This flaw allows a malicious HTTP peer to crash a libsoup client or server that uses this function...