Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: Use mlx5ipsecrxstatusdestroy to correctly delete status rules. rxcreate no longer allocates a modifyhdr instance that needs to be cleaned up. The mlx5modifyheaderdealloc call will lead to a NULL pointer dereference. ...

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

A NULL pointer dereference flaw was discovered in the Linux kernel’s ipv4 stack. The socket buffer skb was assumed to be associated with a device before calling ipoptionscompile, but this assumption does not always hold if the skb is redirected by ipvs. This issue may allow a local user with...

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 user with read-write credentials could use an improperly formatted OID in a SET request to the nsVacmAccessTable, causing a NULL pointer derefrence. Version 5.9.2 includes a patch to addre...

Astra Linux – Vulnerability in Tomcat9

When using RemoteIpFilter with requests received from a reverse proxy via HTTP that includes the X-Forwarded-Proto header set to https, session cookies created by Apache Tomcat 11.0.0-M1 to 11.0.0.-M2, 10.1.0-M1 to 10.1.5, 9.0.0-M1 to 9.0.71, and 8.5.0 to 8.5.85 did not include the secure...

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 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: Fixed a crash that occurs when switching to switchdev mode. When switching to switchdev mode if the device does not support IPsec, we attempt to clean up the IPsec resources, which causes a crash. This issue is fixed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipvs: Fixed the NULL dereference in the error path of ipvsaddservice. When ipvsbindscheduler successfully calls ipvsaddservice, the local variable sched is set to NULL. If ipvsstartestimator subsequently fails, the cleanup code...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fixed a panic that occurs when the ipoib sendqueuesize is increased beyond the default value. When the ipoib sendqueuesize is increased, the following panic occurs: RIP: 0010:hfi1ipoibdraintxring+0x45/0xf0 hfi1 Code: 31 ...

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

In the Linux kernel, the following vulnerabilities have been resolved: l2tp: The correct message length must be passed to ip6 AppendData. l2tpip6sendmsg needs to avoid accounting for the transport header twice when splicing more data into an already partially-occupied skbuff. To address this issu...

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 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 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 Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: Also calls xfrmstatedeletetunnel at the time of destruction for states that were never added. In commit b441cf3f8c4b “xfrm: deletes x-tunnel as we delete x”, I missed the case where state creation fails between full...

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 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 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 in curl

libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. As a result, it does not detect impostor attacks or man-in-the-middle attacks...

Astra Linux – Vulnerability in mod-wsgi

A vulnerability was discovered in modwsgi. The X-Client-IP header is not removed from a request sent from a trusted proxy, allowing an attacker to pass the X-Client-IP header to the target WSGI application. The condition necessary to remove the X-Client-IP header is missing...

Astra Linux - уязвимость в cloud-init

When a non-x86 platform is detected, cloud-init grants root access to a hardcoded URL with a local IP address. To prevent this, cloud-init’s default configurations disable platform enumeration...

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: 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...