CVE-2026-93286

The Linux kernel contains a NULL pointer dereference vulnerability in the Appletalk network stack. The aarp_send_ddp() function calls atalk_find_dev_addr(dev) without verifying if the device has an AppleTalk interface configured (i.e., dev->atalk_ptr is NULL). This leads to a crash when access...

EUVD-2026-86165

In the Linux kernel, the following vulnerability has been resolved: net: appletalk: fix NULL pointer dereference in aarpsendddp aarpsendddp calls atalkfinddevaddrdev in the LocalTalk fast path without checking for NULL. When the device has no AppleTalk interface configured dev-atalkptr == NULL,...

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: net: appletalk: Fix use-after-free in AARP proxy probe The AARP proxy-probe routine aarpproxyprobenetwork sends a probe, releases the aarplock, sleeps, and then re-acquires the lock. During this period, a timer thread...

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: net: appletalk: Fixed a device reference count leak in atrtrcreate. When updating an existing route entry in atrtrcreate, the old device reference was not released before assigning the new device. This led to a device reference...

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

A issue was discovered in the Linux kernel before version 6.6.8. The atalkioctl function in net/appletalk/ddp.c has a use-after-free issue due to a race condition involving atalkrecvmsg...

Ubuntu 20.04 LTS : Linux kernel (FIPS) vulnerabilities (USN-7922-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7922-2 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

SUSE CVE-2025-38666

In the Linux kernel, the following vulnerability has been resolved: net: appletalk: Fix use-after-free in AARP proxy probe The AARP proxy‐probe routine aarpproxyprobenetwork sends a probe, releases the aarplock, sleeps, then re-acquires the lock. During that window an expire timer thread...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013252)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013252 advisory. atalkcreate in net/appletalk/ddp.c in the AFAPPLETALK network module in the Linux kernel through 5.3.2 does not enforce CAPNETRAW, which means that unprivileged user...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007369)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007369 advisory. In the Linux kernel, the following vulnerability has been resolved: net: appletalk: Fix device refcount leak in atrtrcreate When updating an existing route entry in...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007439)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007439 advisory. In the Linux kernel, the following vulnerability has been resolved: net: appletalk: Fix use-after-free in AARP proxy probe The AARP proxyprobe routine...

ROS-20260407-73-0009

A vulnerability in the net/appletalk/aarp.c component of the Linux operating system kernel is related to the use of memory after it has been freed. Exploitation of the vulnerability allows an attacker to affect confidentiality, integrity and availability of protected information...

CLSA-2026-1775224807 Fix of 95 CVEs

CVE-2025-39683 - tracing: Remove unneeded goto out logic CVE-2025-39683 - tracing: Limit access to parser-buffer when tracegetuser failed CVE-2025-39683 CVE-2025-38079 - crypto: algifhash - fix double free in hashaccept CVE-2025-38079 CVE-2025-38159 - wifi: rtw88: fix the 'para' buffer size to...

CLSA-2026-1775039763 wireshark: Fix of 11 CVEs

CVE-2023-6175: fix heap buffer overflow in NetScreen file parser - CVE-2024-0208: fix crash in GVCP dissector due to NULL string - CVE-2024-0209: fix uncontrolled recursion in ASN.1 dissectors - CVE-2024-0211: fix infinite loop in DOCSIS dissector - CVE-2024-2955: fix use-after-free in T.38...

CLSA-2026-1775032927 wireshark: Fix of 11 CVEs

CVE-2023-6175: fix heap buffer overflow in NetScreen file parser - CVE-2024-0208: fix crash in GVCP dissector due to NULL string - CVE-2024-0209: fix uncontrolled recursion in ASN.1 dissectors - CVE-2024-0211: fix infinite loop in DOCSIS dissector - CVE-2024-2955: fix use-after-free in T.38...

ROS-20260323-73-0022

A vulnerability in the appletalk component of the Linux operating system kernel is related to errors in updating the reference counter. Exploitation of the vulnerability allows an attacker to compromise data integrity and cause a denial of service...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004167)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004167 advisory. In the AppleTalk subsystem in the Linux kernel before 5.1, there is a potential NULL pointer dereference because registersnapclient may return NULL. This will lead t...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000737)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000737 advisory. The atalkrecvmsg function in net/appletalk/ddp.c in the Linux kernel before 3.12.4 updates a certain length value without ensuring that an associated data structure...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001544)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001544 advisory. An issue was discovered in the Linux kernel before 4.18.11. The ipddpioctl function in drivers/net/appletalk/ipddp.c allows local users to obtain sensitive kernel...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003852)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003852 advisory. In the AppleTalk subsystem in the Linux kernel before 5.1, there is a potential NULL pointer dereference because registersnapclient may return NULL. This will lead t...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003596)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003596 advisory. An issue was discovered in the Linux kernel before 5.0.9. There is a use-after-free in atalkprocexit, related to net/appletalk/atalkproc.c, net/appletalk/ddp.c, and...