Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: SCTP: Fixed a kernel-infoleak issue for SCTP sockets. The syzbot reported a kernel-infoleak issue of 4 bytes. After analysis, it turned out that r-idiagexpires was not initialized when inetsctpdiagfill called...

Astra Linux – Vulnerability in Firefox and Thunderbird

By displaying a form validation message in the correct location at the same time as a permission prompt such as for geolocation, the validation message could potentially obscure the prompt, allowing the user to be tricked into granting the permission. This vulnerability affects Firefox 94,...

Astra Linux – Vulnerability in Colorod

There are two information disclosure vulnerabilities in colord, and they reside in colord/src/cd-device-db.c and colord/src/cd-profile-db.c, respectively. These vulnerabilities exist because the 'errmsg' of 'sqlite3exec' does not get released after use, whereas libxml2 requires that the caller mu...

Astra Linux – Vulnerability in Linux 5.10, Linux

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, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fix double-free of TCPServerInfo::hostname When shutting down the server in cifsputtcpsession, the cifsd thread might reconnect to multiple DFS targets before realizing that it should exit the loop. As a result,...

Astra Linux – Vulnerability in Thunderbird

If Thunderbird was configured to use STARTTLS for an IMAP connection, and an attacker injected IMAP server responses before the STARTTLS handshake was completed, then Thunderbird did not ignore the injected data. This could result in Thunderbird displaying incorrect information. For example, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: fixed a soft lockup in mptcprecvmsg syzbot reported a soft lockup in mptcprecvmsg 0. When receiving data with the MSGPEEK | MSGWAITALL flags, the skb is not removed from the skreceivequeue. This causes skwaitdata to always...

Astra Linux – Vulnerability in Firefox and Thunderbird

A properly crafted CMS message could be processed incorrectly, resulting in an invalid memory read and potentially further memory corruption. This vulnerability affects Thunderbird 91.10, Firefox 101, and Firefox ESR 91.10...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in durable v2 replay of active file handles parsedurablehandlecontext unconditionally assigns dhinfo-fp-conn to the current connection when handling a DURABLEREQV2 context with SMB2FLAGSREPLAYOPERATION...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net-shapers: Do not free the reply skb after genlmsgreply. genlmsgreply passes the reply skb to netlink, and netlinkunicast consumes it on all return paths, regardless of whether the skb is successfully queued or freed due to an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: The comparison of MACs has been fixed to be at constant time. To prevent timing attacks, MACs need to be compared at constant time. Use the appropriate helper functions for this purpose...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: avoid double-free in smbdfreesendio after smbdsendbatchflush smbdsendbatchFlush already calls smbdfreesendio; therefore, we should not call it again after smbdpostsend. It has been moved to the batch list...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: Fixed a regression issue related to native SMB symbolic links. Some users and customers reported that their backup/copy tools began to fail when the directory being copied contained symbolic link targets that the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fsdax: Force the dirty mark to be cleared if CoW is used XFS allows CoW on non-shared extents to combat fragmentation1. The old non-shared extent can be rewritten before use; its dax entry is marked as “dirty”. This results in a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xsk: Check IFFUP earlier in the Tx path. The Xsk Tx operation can be triggered via either sendmsg or poll system calls. Both paths involve a call to the common function xskxmit, which contains two sanity checks. Here’s a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The rcubarrier function was called in ksmbdserverexit. The bug was triggered due to racing between closing a connection and the rmmod operation. In ksmbd, rcubarrier is not called at the time of module unloading, so nothin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: gsusbreceivebulkcallback: fixed the error message. Since committing the patch 79a6d1bfe114 “can: gsusb: gsusbreceivebulkcallback: error in usbsubmiturb, a failed resubmit URB will print an information message”, a...

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: icmp6: Fixed the null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as src and dst IP, and it will be forwarded to an external IP in t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipc: mqueue: fixed a possible memory leak in initmqueuefs The commit details are as follows: db7cfc380900 "ipc: Free mqsysctls if ipc namespace creation failed" This is a similar memory leak to the one fixed by the above patch. A...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: Client: Fixed issue where reference counting of @ses was missed. Use the new cifssmbsesincrefcount helper function to obtain an active reference to @ses and @ses-dfsrootses if set. This will prevent @ses-dfsrootses from...