CVE-2022-49575

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...

CVE-2022-49573

The CVE-2022-49573 entry refers to a Linux kernel data race in the reader of sysctl_tcp_early_retrans. The vulnerability arises when reading sysctl_tcp_early_retrans, which could be modified concurrently. The fix was to add READ_ONCE() to the reader, mitigating the data race. Connected advisories...

CVE-2022-49574 tcp: Fix data-races around sysctl_tcp_recovery.

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

CVE-2022-49573 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...

CVE-2022-49573 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...

CVE-2022-49573 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...

CVE-2022-49573

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...

CVE-2022-49572 tcp: Fix data-races around sysctl_tcp_slow_start_after_idle.

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

CVE-2022-49443

CVE-2022-49443 relates to a data race in Linux kernel epoll during epoll_wait, caused by lockless access to ep->rdllist via ep_events_available and list handling. The issue manifests as a KCSAN-detected race between ep_start_scan/ep_send_events and do_epoll_wait, potentially affecting availabi...

CVE-2022-49443 list: fix a data-race around ep->rdllist

In the Linux kernel, the following vulnerability has been resolved: list: fix a data-race around ep-rdllist eppoll first calls epeventsavailable with no lock held and checks if ep-rdllist is empty by listemptycareful, which reads rdllist-prev. Thus all accesses to it need some protection to avoid...

CVE-2022-49443 list: fix a data-race around ep->rdllist

In the Linux kernel, the following vulnerability has been resolved: list: fix a data-race around ep-rdllist eppoll first calls epeventsavailable with no lock held and checks if ep-rdllist is empty by listemptycareful, which reads rdllist-prev. Thus all accesses to it need some protection to avoid...

CVE-2022-49443

In the Linux kernel, the following vulnerability has been resolved: list: fix a data-race around ep-rdllist eppoll first calls epeventsavailable with no lock held and checks if ep-rdllist is empty by listemptycareful, which reads rdllist-prev. Thus all accesses to it need some protection to avoid...

CVE-2022-49443 list: fix a data-race around ep->rdllist

In the Linux kernel, the following vulnerability has been resolved: list: fix a data-race around ep-rdllist eppoll first calls epeventsavailable with no lock held and checks if ep-rdllist is empty by listemptycareful, which reads rdllist-prev. Thus all accesses to it need some protection to avoid...

CVE-2022-49420

CVE-2022-49420 documents a data race in the Linux kernel involving UDP path: UDP sendmsg() reads sk->sk_bound_dev_if while it can be changed by another thread, and UDP wake/receive paths around __ip6_datagram_connect and udpv6_sendmsg. The issue is in net/ipv6/udp.c and related dgram/connect c...

CVE-2022-49420 net: annotate races around sk->sk_bound_dev_if

In the Linux kernel, the following vulnerability has been resolved: net: annotate races around sk-skbounddevif UDP sendmsg is lockless, and reads sk-skbounddevif while this field can be changed by another thread. Adds minimal annotations to avoid KCSAN splats for UDP. Following patches will add...

CVE-2022-49344

The CVE-2022-49344 issue is a Linux kernel data race in af_unix between unix_dgram_poll() and unix_dgram_peer_wake_me(): the receive-queue fullness check was done without holding the peer’s lock. The fix uses unix_recvq_full_lockless() instead of unix_recvq_full(), addressing a KCSAN-reported rac...

CVE-2022-49344 af_unix: Fix a data-race in unix_dgram_peer_wake_me().

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix a data-race in unixdgrampeerwakeme. unixdgrampoll calls unixdgrampeerwakeme without other's lock held and check if its receive queue is full. Here we need to use unixrecvqfulllockless instead of unixrecvqfull, otherwi...

CVE-2022-49344 af_unix: Fix a data-race in unix_dgram_peer_wake_me().

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix a data-race in unixdgrampeerwakeme. unixdgrampoll calls unixdgrampeerwakeme without other's lock held and check if its receive queue is full. Here we need to use unixrecvqfulllockless instead of unixrecvqfull, otherwi...

CVE-2022-49344

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix a data-race in unixdgrampeerwakeme. unixdgrampoll calls unixdgrampeerwakeme without other's lock held and check if its receive queue is full. Here we need to use unixrecvqfulllockless instead of unixrecvqfull, otherwi...

CVE-2022-49344 af_unix: Fix a data-race in unix_dgram_peer_wake_me().

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix a data-race in unixdgrampeerwakeme. unixdgrampoll calls unixdgrampeerwakeme without other's lock held and check if its receive queue is full. Here we need to use unixrecvqfulllockless instead of unixrecvqfull, otherwi...