kernel: net: ip_gre: require CAP_NET_ADMIN in the device netns for changelink

A flaw was found in the Linux kernel's IP Generic Routing Encapsulation ipgre component. This vulnerability allows a local attacker with network administration capabilities in one network namespace to modify a tunnel residing in a different network namespace where they lack privileges. This is du...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - net: 9p: fixed a refcount leak in error handling of p9readwork. - p9reqput must be called when m-rreq-rc.sdata is NULL to avoid a temporary refcount leak. Dominique: made changes to the commit message, fixed arguments for...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeonep: Added handling of SKB allocation failures in octepoqprocessrx. The buildskb function returns NULL in case of a memory allocation failure. Therefore, this behavior should be handled within octepoqprocessrx to prevent NUL...

Astra Linux – Vulnerability in Python 2.7, Pypy

In Python 3.x versions prior to 3.5.10, 3.6.x versions prior to 3.6.12, 3.7.x versions prior to 3.7.9, and 3.8.x versions prior to 3.8.5, CRLF injection is allowed if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of...

Astra Linux – Vulnerability in Chromium

A vulnerability in Chromecast’s display function, available in Google Chrome before version 150.0.7871.47, allowed a local attacker to obtain potentially sensitive information from process memory through malicious network traffic. Chromium security severity: Low...

Astra Linux – Vulnerability in Chromium

The information leak in the Network component of Google Chrome prior to version 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to obtain sensitive information through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc This resolves the issue where expectations related to other netnames are skipped when processing network traffic. Similar to the issue addressed in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nbd: The function genlunregisterfamily is called first in nbdcleanup. Otherwise, there may be a race between the removal of the module and the handling of the netlink command, which can lead to an oops as shown below: BUG: Kernel...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: cdceem: Fix for the “fix tx fixupskb leak” issue. When usbnet transmit sends a skb, it is handled in eemtxfixup. If skbcopyexpand fails, it returns NULL. In this case, usbnetstartxmit has no chance to free the original skb...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in QEMU. If the QIOChannelWebsock object is freed while it is waiting to complete a handshake, a GSource is leaked. This can result in the callback being fired later, thereby causing a use-after-free when using the channel. This vulnerability can be exploited by a malicious...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Fixed potential buffer overflows in nfssysfslinkrpcclient. The name field is a char64 type, and the size of clnt-clprogram-name remains unknown. Invoking strcat directly will also lead to potential buffer overflows...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: dsa: clean up FDB, MDB, VLAN entries on unbind As explained in many places, such as commit b117e1e8a86d “net: dsa: delete dsalegacyfdbadd and dsalegacyfdbdel”, DSA is written under the assumption that higher layers perform...

Astra Linux – Vulnerability in NTP

In the mstolfp.c file within NTP 4.2.8p15, there is a buffer overflow vulnerability when a \0' character is added. An adversary may be able to attack a client ntpq process, but they cannot attack the ntpd process...

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: net/sched: actife: avoided possible NULL derefrence tcfifeencode must ensure that ifeencode does not return NULL. syzbot reported: Oops: general protection fault, likely for a non-canonical address 0xdffffc0000000000: 0000 1 S...

Astra Linux – Vulnerability in Chromium

Insufficient validation of untrusted input in Chromoting in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to potentially exploit heap corruption via malicious network traffic. Chromium security severity: Low...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: BUG: NULL pointer dereference in the kernel, address: 0000000000000038 RIP efxnicupdatestats Abridged calltrace: efxef10updatestatspf, efxnetstats, devgetstats, devseqprintfstats The issue occurs when trying to retrieve the lates...

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: NFSv4/pNFS: Fixed a race condition related to waking up the NFSLAYOUTDRAIN flag. We identified several systems where tasks were stuck in a writeback process, waiting for the same page lock. Additionally, one task was waiting for...

Astra Linux – Vulnerability in sane-backends

A heap buffer overflow in SANE backends before version 1.0.30 may allow a malicious device connected to the same local network as the victim to execute arbitrary code, known as GHSL-2020-084...

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: wifi: ath11k: fixed node corruption in the “ar-arvifs” list In the current WLAN recovery code flow, ath11kcorehalt only re initializes the “arvifs” list head. This causes the list node immediately following the list head to becom...

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...