Cisco IOS XR Software for ASR 9000 Series Routers Layer 3 Multicast Denial of Service Vulnerability

A vulnerability in the Layer 3 multicast feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an unauthenticated, remote attacker to cause a line card to reset,...

Cisco IOS XR 输入验证错误漏洞

Cisco IOS XR is a set of operating systems developed by Cisco USA for its network devices. An input validation error vulnerability exists in Cisco IOS XR that stems from incorrect handling of malformed IPv4 multicast packets, which could result in a line card reset, leading to a denial of service...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2022-36280: Fixed out-of-bounds memory access vulnerability found in vmwgfx driver bsc1203332. CVE-2022-48742: rtnetlink: make sure to refresh masterdev/mops in...

Linux Distros Unpatched Vulnerability : CVE-2022-48910

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: ipv6: ensure we call ipv6mcdown at most once There are two reasons for addrconfnotify to be called with NETDEVDOWN: either the network device is actually...

Linux Distros Unpatched Vulnerability : CVE-2024-27415

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: bridge: confirm multicast packets before passing them up the stack conntrack nfconfirm logic cannot handle cloned skbs referencing the same nfconn...

Linux Distros Unpatched Vulnerability : CVE-2023-52587

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - IB/ipoib: Fix mcast list locking Releasing the priv-lock while iterating the priv-multicastlist in ipoibmcastjointask opens a window for ipoibmcastdevflush to...

Linux Distros Unpatched Vulnerability : CVE-2024-26631

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: fix data-race in ipv6mcdown / mldifcwork idev-mcifccount can be written over...

Linux Distros Unpatched Vulnerability : CVE-2022-49197

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - afnetlink: Fix shift out of bounds in group mask calculation When a netlink message is received, netlinkrecvmsg fills in the address of the sender. One of the...

SUSE CVE-2025-21719

In the Linux kernel, the following vulnerability has been resolved: ipmr: do not call mrmfcusesdev for unres entries syzbot found that calling mrmfcusesdev for unres entries would crash 1, because c-mfcun.res.minvif / c-mfcun.res.maxvif alias to "struct skbuffhead unresolved", which contain two...

SUSE CVE-2025-21758

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU protection to mldnewpack mldnewpack can be called without RTNL or RCU being held. Note that we no longer can use sockallocsendskb because ipv6.igmpsk uses GFPKERNEL allocations which can sleep. Instead use...

SUSE CVE-2025-21759

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

DEBIAN-CVE-2025-21758

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU protection to mldnewpack mldnewpack can be called without RTNL or RCU being held. Note that we no longer can use sockallocsendskb because ipv6.igmpsk uses GFPKERNEL allocations which can sleep. Instead use...

AZL-58968 CVE-2025-21759 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

AZL-59064 CVE-2025-21759 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

CVE-2025-21758

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU protection to mldnewpack mldnewpack can be called without RTNL or RCU being held. Note that we no longer can use sockallocsendskb because ipv6.igmpsk uses GFPKERNEL allocations which can sleep. Instead use...

DEBIAN-CVE-2025-21759

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

UBUNTU-CVE-2025-21759

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

UBUNTU-CVE-2025-21758

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU protection to mldnewpack mldnewpack can be called without RTNL or RCU being held. Note that we no longer can use sockallocsendskb because ipv6.igmpsk uses GFPKERNEL allocations which can sleep. Instead use...

SUSE CVE-2022-49197

In the Linux kernel, the following vulnerability has been resolved: afnetlink: Fix shift out of bounds in group mask calculation When a netlink message is received, netlinkrecvmsg fills in the address of the sender. One of the fields is the 32-bit bitfield nlgroups, which carries the multicast...

SUSE CVE-2022-49590

In the Linux kernel, the following vulnerability has been resolved: igmp: Fix data-races around sysctligmpllmreports. While reading sysctligmpllmreports, it can be changed concurrently. Thus, we need to add READONCE to its readers. This test can be packed into a helper, so such changes will be in...