CVE-2022-49640

The CVE-2022-49640 issue affects the Linux kernel’s sysctl path, specifically proc_douintvec_minmax(). A concurrent access to a sysctl variable led to potential data races; the fix patches the function to use READ_ONCE() and WRITE_ONCE() internally, addressing the data-race on the sysctl side. Th...

CVE-2022-49638

CVE-2022-49638 affects the Linux kernel ICMP subsystem. It arises from data races when reading icmp sysctl variables, which can be changed concurrently. The fix adds READ_ONCE() around these reads. According to the descriptor, impact is Availability (HIGH) with no confidentiality or integrity imp...

CVE-2022-49639

In the Linux kernel, the following vulnerability has been resolved: cipso: Fix data-races around sysctl. While reading cipso sysctl variables, they can be changed concurrently. So, we need to add READONCE to avoid data-races...

CVE-2022-49638 icmp: Fix data-races around sysctl.

In the Linux kernel, the following vulnerability has been resolved: icmp: Fix data-races around sysctl. While reading icmp sysctl variables, they can be changed concurrently. So, we need to add READONCE to avoid data-races...

CVE-2022-49633

In the Linux kernel (CVE-2022-49633), a data-race was fixed in icmp_echo_enable_probe where readers could observe concurrent writes. The mitigation adds READ_ONCE() to readers to prevent reading torn data. The provided connected docs confirm this resolution and describe the underlying issue and f...

CVE-2022-49632 icmp: Fix a data-race around sysctl_icmp_errors_use_inbound_ifaddr.

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

CVE-2022-49633

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

CVE-2022-49631 raw: Fix a data-race around sysctl_raw_l3mdev_accept.

In the Linux kernel, the following vulnerability has been resolved: raw: Fix a data-race around sysctlrawl3mdevaccept. While reading sysctlrawl3mdevaccept, it can be changed concurrently. Thus, we need to add READONCE to its reader...

CVE-2022-49629 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...

CVE-2022-49629 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...

CVE-2022-49604 ip: Fix data-races around sysctl_ip_fwd_use_pmtu.

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

CVE-2022-49603

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

CVE-2022-49600 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...

CVE-2022-49598 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...

CVE-2022-49599 tcp: Fix data-races around sysctl_tcp_l3mdev_accept.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpl3mdevaccept. While reading sysctltcpl3mdevaccept, it can be changed concurrently. Thus, we need to add READONCE to its readers...

CVE-2022-49595 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...

CVE-2022-49597 tcp: Fix data-races around sysctl_tcp_base_mss.

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

CVE-2022-49596 tcp: Fix data-races around sysctl_tcp_min_snd_mss.

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

CVE-2022-49593 tcp: Fix a data-race around sysctl_tcp_probe_interval.

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

CVE-2022-49593 tcp: Fix a data-race around sysctl_tcp_probe_interval.

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