Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: A memory leak has been fixed in the error-handling path of idxdalloc. The memory allocated for idxd is not freed if an error occurs during idxdalloc. To fix this issue, free the allocated memory in the reverse...

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

In the Linux kernel, the following vulnerabilities have been resolved: ALSA: ac97 – Fixed a possible NULL dereference in sndac97mixer. Smatch error: sound/pci/ac97/ac97codec.c:2354; sndac97mixer error: We previously assumed that ‘rac97’ could be null see line 2072. Removed redundant assignments;...

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

In the Linux kernel, the following vulnerabilities have been resolved: ipv4, ipv6: Fixed the handling of transhdrlen in ip,6appenddata. Including transhdrlen in the packet length is a problem when the packet is partially filled e.g., a sendMSGMORE operation occurred previously when appending to a...

Astra Linux – Vulnerability in Linux

In the IPv6 implementation in the Linux kernel before 5.13.3, the net/ipv6/outputcore.c file has an information leak due to certain uses of a hash table. This hash table is large, but it does not properly take into account that IPv6-based attackers can typically choose from many IPv6 source...

Astra Linux – Vulnerability in edk2

EDK2’s Network Package is vulnerable to a out-of-bounds read vulnerability when processing the IANA or IATA option in a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of confidentiality...

Astra Linux – Vulnerability in Node-Elliptic

The verify function in lib/elliptic/eddsa/index.js within the Elliptic package, as of version 6.5.6 for Node.js, omits the validation of the condition “sig.S.gtesig.eddsa.curve.n || sig.S.isNeg”...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Handling of NULL sock pointer in l2capsockalloc A NULL sock pointer is passed into l2capsockalloc when it is called from l2capsocknewconnectioncb. Error handling mechanisms should also take this into account. A...

Astra Linux – Vulnerability in Qemu

A heap buffer overflow was discovered in the floppy disk emulator of QEMU up to version 6.0.0 inclusive. This issue could occur in the fdctrltransferhandler function in the hw/block/fdc.c file, during the processing of DMA read data transfers from the floppy drive to the guest system. A privilege...

Astra Linux – Vulnerability in edk2

EDK2’s Network Package is vulnerable to a buffer overflow vulnerability due to the long server ID option in DHCPv6 clients. This vulnerability can be exploited by an attacker to gain unauthorized access and may result in a loss of confidentiality, integrity, and/or availability...

Astra Linux – Vulnerability in Qemu

Several memory leaks were discovered in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. These leaks occur in the contrib/vhost-user-gpu/vhost-user-gpu.c and contrib/vhost-user-gpu/virgl.c files, due to improper release of memory i.e., freeing it after...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: xtables: avoided NFPROTOUNSPEC where needed syzbot managed to call xtcluster via ebtables: WARNING: CPU: 0 PID: 11 at net/netfilter/xtcluster.c:72 xtclustermt+0x196/0x780 .. ebtdotable+0x174b/0x2a40 The module...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Properly handles tunneled traffic when using GSO fallback for IPV6CSUM. NETIFFIPV6CSUM only indicates support for packet checksum offloading without IPv6 extension headers. Packets with extension headers must rely on...

Astra Linux – Vulnerability in cifs-utils

In cifs-utils up to version 6.14, a stack-based buffer overflow occurs when parsing the mount.cifs ip= command-line argument. This vulnerability could allow local attackers to gain root privileges...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Handle the return value of hdrfirstde The hdrfirstde function returns a pointer to a struct NTFSDE. This pointer may be NULL. To effectively handle the NULL error, it is important to implement an error handler. This wil...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv6: addrlabel: fix an infoleak when sending the struct ifaddrlblmsg to the network When copying a struct ifaddrlblmsg to the network, the ifalreserved field remained uninitialized, resulting in a 1-byte infoleak: BUG: KMSAN:...

Astra Linux – Vulnerability in Redis

Redis is an open-source, in-memory database that persists data on disk. In affected versions of Redis, a integer overflow bug in the 32-bit Redis version 4.0 or newer can be exploited to corrupt the heap, potentially leading to remote code execution. Redis 4.0 or newer includes a configurable lim...

Astra Linux – Vulnerability in Squid

Squid is a caching proxy for the Web. In versions 6.3 and below, Squid is vulnerable to a heap buffer overflow and possible remote code execution attack when processing URNs due to incorrect buffer management. This issue has been fixed in version 6.4. To address this problem, disable URN access...

Astra Linux – Vulnerability in qt4-x11, qtbase-opensource-src

A issue was discovered in Qt before version 5.15.15, in versions 6.x before 6.2.9, and in versions 6.3.x through 6.5.x before 6.5.1. When an SVG file containing an image is rendered, a QTextLayout buffer overflow can occur...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Use accesswidth instead of bitwidth for system memory accesses To comply with ACPI 6.3+, since bitwidth can be any 8-bit value, it cannot be relied upon to always be at a clean 8-bit boundary. This issue was discovere...

Astra Linux – Vulnerability in Linux 5.10, 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...