CVE-2026-90309: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Hold CQ references when processing EQ events EQ handlers look up CQs from dev-cqxa and invoke CQ completion or error callbacks outside the xarray lock. erdmadestroycq can erase the CQ from the xarray and free its queu...

CVE-2026-74630: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent in6devget from resurrecting inet6dev in6devget reads dev-ip6ptr under RCU and then unconditionally increments its refcount. Device teardown can clear the pointer and drop the last reference between these operations...

CVE-2026-74288: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: fibrules: Don't dump dying fibrule in fibrulesdump. rockerrouterfibevent calls fibruleget during RCU dump. If the fibrule is dying, refcountinc will complain about it. Let's call refcountincnotzero in fibrulesdump...

CVE-2026-63918: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: l2tp: use refcountincnotzero in l2tpsessiongetbyifname A reader in l2tpsessiongetbyifname can return a pointer to a session whose refcount has reached zero. The getter takes its reference with plain refcountinc, but every other...

CVE-2026-46181: Race Condition within a Thread

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix mis-use of RCU in mlx4srqevent Sashiko points out the radixtree itself is RCU safe, but nothing ever frees the mlx4srq struct with RCU, and it isn't even accessed within the RCU critical section. It also will crash...

CVE-2025-21886: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix implicit ODP hang on parent deregistration Fix the destroyunusedimplicitchildmr to prevent hanging during parent deregistration as of below 1. Upon entering destroyunusedimplicitchildmr, the reference count for the...

SUSE-SU-2024:4177-1 Security update for the Linux Kernel (Live Patch 38 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059141 fixes several issues. The following security issues were fixed: - CVE-2024-36904: tcp: Use refcountincnotzero in tcptwskunique bsc1225733. - CVE-2024-43861: Fix memory leak for not ip packets bsc1229553...

CVE-2024-36904

A use-after-free flaw was found in the Linux kernel’s TCP protocol in how a local user triggers a complex race condition during connection to the socket. This flaw allows a local user to crash or potentially escalate their privileges on the system. Mitigation Mitigation for this issue is either n...

CVE-2024-36904

In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free splat in tcptwskunique with nice analysis. Since commit ec94c2696f0b "tcp/dccp: avoid one atomic operation for timewait hashdance",...

CVE-2024-36904 tcp: Use refcount_inc_not_zero() in tcp_twsk_unique().

In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free splat in tcptwskunique with nice analysis. Since commit ec94c2696f0b "tcp/dccp: avoid one atomic operation for timewait hashdance",...

CVE-2024-36904: Use After Free

In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free splat in tcptwskunique with nice analysis. Since commit ec94c2696f0b "tcp/dccp: avoid one atomic operation for timewait hashdance",...