kernel: data races around sk->sk_prot

A data race problem was found in sk-skprot in the network subsystem in ipv6 in the Linux kernel. This issue occurs while some functions access critical data, leading to a denial of service...

kernel: tcp: Fix data-races around sysctl_tcp_mtu_probing.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpmtuprobing. While reading sysctltcpmtuprobing, it can be changed concurrently. Thus, we need to add READONCE to its readers...

kernel: bpf: Fix a data-race around bpf_jit_limit.

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a data-race around bpfjitlimit. While reading bpfjitlimit, it can be changed concurrently via sysctl, WRITEONCE in doprocdoulongvecminmax. The size of bpfjitlimit is long, so we need to add a paired READONCE to avoid...

kernel: nexthop: Fix data-races around nexthop_compat_mode.

In the Linux kernel, the following vulnerability has been resolved: nexthop: Fix data-races around nexthopcompatmode. While reading nexthopcompatmode, it can be changed concurrently. Thus, we need to add READONCE to its readers...

kernel: raw: Fix a data-race around sysctl_raw_l3mdev_accept.

A flaw was found in the RAW-IP module in the Linux kernel. A race condition can occur when reading the sysctlrawl3mdevaccept resource due to a missing lock, potentially impacting system stability and resulting in a denial of service...

kernel: ip: Fix a data-race around sysctl_ip_autobind_reuse.

In the Linux kernel, the following vulnerability has been resolved: ip: Fix a data-race around sysctlipautobindreuse. While reading sysctlipautobindreuse, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: udp: Fix a data-race around sysctl_udp_l3mdev_accept.

In the Linux kernel, the following vulnerability has been resolved: udp: Fix a data-race around sysctludpl3mdevaccept. While reading sysctludpl3mdevaccept, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: tcp: Fix data-races around sysctl_tcp_fastopen.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpfastopen. While reading sysctltcpfastopen, it can be changed concurrently. Thus, we need to add READONCE to its readers...

kernel: igmp: Fix data-races around sysctl_igmp_qrv.

In the Linux kernel, the following vulnerability has been resolved: igmp: Fix data-races around sysctligmpqrv. While reading sysctligmpqrv, 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 the follow-up...

kernel: ipv4: Fix data-races around sysctl_fib_multipath_hash_policy.

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix data-races around sysctlfibmultipathhashpolicy. While reading sysctlfibmultipathhashpolicy, it can be changed concurrently. Thus, we need to add READONCE to its readers...

kernel: denial of service in tipc_conn_close

A data race flaw was found in the Linux kernel, between where con is allocated and con-sock is set. This issue leads to a NULL pointer dereference when accessing con-sock-sk in net/tipc/topsrv.c in the tipc protocol in the Linux kernel...

kernel: icmp: Fix a data-race around sysctl_icmp_errors_use_inbound_ifaddr.

A flaw was found in the Linux kernel's ICMP protocol. A race condition can occur when reading the sysctlicmperrorsuseinboundifaddr resource due to a missing lock, potentially impacting system stability and resulting in a denial of service...

kernel: tcp: Fix a data-race around sysctl_tcp_mtu_probe_floor.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctltcpmtuprobefloor. While reading sysctltcpmtuprobefloor, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: tcp: Fix a data-race around sysctl_tcp_probe_threshold.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctltcpprobethreshold. While reading sysctltcpprobethreshold, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctltcpthinlineartimeouts. While reading sysctltcpthinlineartimeouts, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: ipv4: Fix a data-race around sysctl_fib_multipath_use_neigh.

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctlfibmultipathuseneigh. While reading sysctlfibmultipathuseneigh, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: tcp: Fix a data-race around sysctl_tcp_ecn_fallback.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctltcpecnfallback. While reading sysctltcpecnfallback, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: ipv4: Fix a data-race around sysctl_fib_sync_mem.

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctlfibsyncmem. While reading sysctlfibsyncmem, it can be changed concurrently. So, we need to add READONCE to avoid a data-race...

kernel: sysctl: Fix data races in proc_douintvec().

In the Linux kernel, the following vulnerability has been resolved: sysctl: Fix data races in procdouintvec. A sysctl variable is accessed concurrently, and there is always a chance of data-race. So, all readers and writers need some basic protection to avoid load/store-tearing. This patch change...

kernel: tcp: Fix a data-race around sysctl_tcp_early_retrans.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctltcpearlyretrans. While reading sysctltcpearlyretrans, it can be changed concurrently. Thus, we need to add READONCE to its reader...