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

In the Linux kernel, the following vulnerability has been resolved: Bonding: A buffer overflow issue was fixed in the bondoptionarpiptargetsset function. In this function, if newval-string is an empty string, newval-string+1 will point to the byte after the string, leading to a buffer overflow 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: gtp: The network headers were pulled into gtpdevxmit. syzbot/KMSAN reported the use of uninitvalue in getdevxmit. 1 We must ensure that the IPv4 or IPv6 headers are pulled into skb-head before accessing fields within them. Use...

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 – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv4: iptunnel: Fixed a suspicious RCU usage warning in iptunnelfind The per-netns IP tunnel hash table is protected by the RTNL mutex, and iptunnelfind is only called from the control path where the mutex is acquired. Added a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the TCP layer, the secpath process is now executed simultaneously with the current execution of the dst process. Xiumei reported encountering a warning in xfrm6tunnelnetexit while running tests that involve creating a pair of...

Astra Linux – Vulnerability in Python-Django

A issue was discovered in Django 5.1 before 5.1.5, 5.0 before 5.0.11, and 4.2 before 4.2.18. A lack of enforcement of an upper-bound limit on strings passed during IPv6 validation could lead to a potential denial-of-service attack. The undocumented and private functions cleanipv6address and...

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

In the Linux kernel, the following vulnerability has been resolved: ipvti: A potential issue related to slab-use-after-free has been fixed in decodesession6. When the ipvti device is set as a qdisc of the sfb type, the cb field of the sent skb may be modified during enqueueing. This can lead to a...

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: arm64: csum: Fixed an issue with OoB access in the IP checksum code for negative lengths. Although the commit c2c24edb1d9c “arm64: csum: Fix pathological zero-length calls” added an early return for zero-length inputs, syzkaller...

Astra Linux – Vulnerability in Linux, Linux 5.10

A issue was discovered in the Linux kernel through version 5.16.11. The mixed IPID assignment method, combined with the hash-based IPID assignment policy, allows an off-path attacker to inject data into a victim’s TCP session or terminate that session...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw was discovered in the Linux SCTP stack. A blind attacker may be able to terminate an existing SCTP connection by using invalid chunks, provided that the attacker knows the IP addresses and port numbers being used, and that the attacker can send packets with spoofed IP addresses...

Astra Linux – Vulnerability in net-snmp

Net-SNMP provides various tools related to the Simple Network Management Protocol. Prior to version 5.9.2, a buffer overflow in the handling of the INDEX in NET-SNMP-VACM-MIB could lead to an out-of-bounds memory access. A user with read-only credentials could exploit this issue. Version 5.9.2...

Astra Linux – Vulnerability in grub2

Integer underflow in grubnetrecvip4packets; A malicious IP packet can cause an integer underflow in the grubnetrecvip4packets function, affecting the rsm-totallen value. Under certain circumstances, the totallen value may wrap around to a small integer number, which will be used in memory...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: usbip: fixed a reference count leak in stubprobe The function usbgetdev is called in stubdevicealloc. When stubprobe fails, usbputdev must be called to release the reference. This issue was fixed by moving usbputdev into the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ip: Fixed data races related to sysctlipfwdupdatepriority. When reading sysctlipfwdupdatepriority, it can be changed concurrently. Therefore, we need to add READONCE to its readers...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ip: Fixed data races related to sysctlipfwdusepmtu. When reading from sysctlipfwdusepmtu, it can be changed concurrently. Therefore, we need to add a READONCE call to its readers...

Astra Linux – Vulnerability in open-iscsi

A issue was discovered in Contiki version 3.0. A out-of-bounds read vulnerability exists in the uIP TCP/IP stack component when calculating checksums for IP packets in the upperlayerchksum function in net/ipv4/uip.c...

Astra Linux – Vulnerability in golang-github-gin-gonic-gin

This affects all versions of the package github.com/gin-gonic/gin. When gin is exposed directly to the internet, a client’s IP address can be spoofed by setting the X-Forwarded-For header...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: iptunnel: prevents perpetual headroom growth The issue occurred due to the following sequence of events: BUG: KASAN: use-after-free in skbflowdissect+0x19d1/0x7a50 net/core/flowdissector.c:1170 A size 1 byte read was...

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: ipv4: Check for a NULL idev in iprouteusehint. The syzbot was able to trigger a NULL deref in fibvalidatesource in an old tree 1. It appears that this bug still exists in the latest trees. All calls to indevgetrcu must be...