Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mISDN: A possible memory leak in mISDNregisterdevice has been fixed. After committing 1fa5ae857bb1 "driver core: get rid of struct device’s busid string array", the name of the device is allocated dynamically. The putdevice...

Astra Linux – Vulnerability in usbguard

A issue was discovered in USBGuard prior to version 1.1.0. On systems where the usbguard-dbus daemon is running, a non-privileged user could enable USBGuard to allow all USB devices to be connected in the future...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the ksmbd component of the Linux kernel, a high-performance in-kernel SMB server. The specific flaw occurs during the handling of the SMB2TREECONNECT and SMB2QUERYINFO commands. The issue arises from the lack of proper validation of a pointer before accessing it. An...

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

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Changed the nlapolicy for bearer-related names to NLANULSTRING. The syzbot reported the following uninit-value access issues 1: ===================================================== BUG: KMSAN: uninit-value in strlen in...

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: usb: typec: bus: verify partner exists in typecaltmodeattention Some USB hubs will negotiate DisplayPort Alt mode with the device. However, they will then negotiate a data role swap after entering the Alt mode. This data role swa...

Astra Linux – Vulnerability in edk2

EDK2’s Network Package is vulnerable to a buffer overflow vulnerability when processing the DNS Server option from a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality, Integrity, and/or...

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 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 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 5.10, 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 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Corrected the incorrect validation of the next buffer length in smb2setea. There are multiple smb2eainfo buffers in the FILEFULLEAINFORMATION request from the client. ksmbd uses the NextEntryOffset of the current...

Astra Linux – Vulnerability in Linux 6.1

A out-of-bounds read vulnerability was discovered in smb2dumpdetail in the fs/smb/client/smb2ops.c file within the Linux kernel. This issue could allow a local attacker to crash the system or leak internal kernel information...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Do not log keys during SMB3 signing and encryption key generation. When the KSMBDDEBUGAUTH logging option is enabled, the functions generatesmb3signingkey and generatesmb3encryptionkey log the bytes of the session, signing...

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 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 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 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 – 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 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 bluez

Bluetooth HID Hosts in BlueZ may allow an unauthenticated peripheral role HID device to initiate and establish an encrypted connection, and to accept HID keyboard reports. This could potentially allow the injection of HID messages when no user interaction has occurred in the Central role, thereby...