UBUNTU-CVE-2022-50043

In the Linux kernel, the following vulnerability has been resolved: net: fix potential refcount leak in ndiscrouterdiscovery The issue happens on specific paths in the function. After both the object rt and neigh are grabbed successfully, when lifetime is nonzero but the metric needs change, the...

CVE-2022-50043 net: fix potential refcount leak in ndisc_router_discovery()

In the Linux kernel, the following vulnerability has been resolved: net: fix potential refcount leak in ndiscrouterdiscovery The issue happens on specific paths in the function. After both the object rt and neigh are grabbed successfully, when lifetime is nonzero but the metric needs change, the...

PT-2025-25969 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A potential refcount leak has been identified in the ndisc router discovery function. The issue occurs when specific conditions are met, including a nonzero lifetime and a need for...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ndisc: Extended RCU protection has been added to ndiscsendskb. The ndiscsendskb function can be called without holding RTNL or RCU. The rcureadlock function must be acquired earlier, so that we can use devnetrcu, and potential...

CBL Mariner 2.0 Security Update: kernel (CVE-2025-21760)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21760 advisory. - In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: block, bfq: don't move oombfqq CVE-2022-49179 In the Linux kernel, the following vulnerability has been resolved: macsec: fix UAF bug for realdev CVE-2022-49390 In the Linux kernel, the following vulnerability has...

ndisc: extend RCU protection in ndisc_send_skb()

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SUSE CVE-2025-21760

In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndiscsendskb ndiscsendskb can be called without RTNL or RCU held. Acquire rcureadlock earlier, so that we can use devnetrcu and avoid a potential UAF...

AZL-58925 CVE-2025-21764 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndiscallocskb ndiscallocskb can be called without RTNL or RCU being held. Add RCU protection to avoid possible UAF...

AZL-58962 CVE-2025-21760 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndiscsendskb ndiscsendskb can be called without RTNL or RCU held. Acquire rcureadlock earlier, so that we can use devnetrcu and avoid a potential UAF...

DEBIAN-CVE-2025-21760

In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndiscsendskb ndiscsendskb can be called without RTNL or RCU held. Acquire rcureadlock earlier, so that we can use devnetrcu and avoid a potential UAF...

AZL-59085 CVE-2025-21760 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndiscsendskb ndiscsendskb can be called without RTNL or RCU held. Acquire rcureadlock earlier, so that we can use devnetrcu and avoid a potential UAF...

UBUNTU-CVE-2025-21764

In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndiscallocskb ndiscallocskb can be called without RTNL or RCU being held. Add RCU protection to avoid possible UAF...

UBUNTU-CVE-2025-21760

In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndiscsendskb ndiscsendskb can be called without RTNL or RCU held. Acquire rcureadlock earlier, so that we can use devnetrcu and avoid a potential UAF...

CVE-2025-21764: Use After Free

In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndiscallocskb ndiscallocskb can be called without RTNL or RCU being held. Add RCU protection to avoid possible UAF...

CVE-2025-21760: Use After Free

In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndiscsendskb ndiscsendskb can be called without RTNL or RCU held. Acquire rcureadlock earlier, so that we can use devnetrcu and avoid a potential UAF...

Linux Kernel Resource Management Vulnerability

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ndiscsendskb function not using RCU protection, which could lead to reuse after release...

PT-2025-8876

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved. The issue is related to the ndisc alloc skb function, which can be called without RTNL or RCU being held, potentially leading to a...

PT-2025-8872

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the IPv6 protocol implementation within the net/ipv6/ndisc.c module. The ndisc send skb function can be called without holding RTNL Routing Netlink o...

PT-2022-33377 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.19.4 Description: A potential refcount leak was discovered in the ndisc router discovery function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel version...