CVE-2021-47559

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix NULL pointer dereferencing in smcvlanbytcpsk Coverity reports a possible NULL dereferencing problem: in smcvlanbytcpsk: 6. returnednull: netdevlowergetnext returns NULL checked 29 out of 30 times. 7. varassigned:...

DEBIAN-CVE-2021-47559

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix NULL pointer dereferencing in smcvlanbytcpsk Coverity reports a possible NULL dereferencing problem: in smcvlanbytcpsk: 6. returnednull: netdevlowergetnext returns NULL checked 29 out of 30 times. 7. varassigned:...

CVE-2021-47559

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix NULL pointer dereferencing in smcvlanbytcpsk Coverity reports a possible NULL dereferencing problem: in smcvlanbytcpsk: 6. returnednull: netdevlowergetnext returns NULL checked 29 out of 30 times. 7. varassigned:...

CVE-2021-47536

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix wrong listdel in smclgrcleanupearly smclgrcleanupearly meant to delete the link group from the link group list, but it deleted the list head by mistake. This may cause memory corruption since we didn't remove the rea...

UBUNTU-CVE-2021-47536

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix wrong listdel in smclgrcleanupearly smclgrcleanupearly meant to delete the link group from the link group list, but it deleted the list head by mistake. This may cause memory corruption since we didn't remove the rea...

CVE-2021-47559 net/smc: Fix NULL pointer dereferencing in smc_vlan_by_tcpsk()

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix NULL pointer dereferencing in smcvlanbytcpsk Coverity reports a possible NULL dereferencing problem: in smcvlanbytcpsk: 6. returnednull: netdevlowergetnext returns NULL checked 29 out of 30 times. 7. varassigned:...

CVE-2021-47559 net/smc: Fix NULL pointer dereferencing in smc_vlan_by_tcpsk()

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix NULL pointer dereferencing in smcvlanbytcpsk Coverity reports a possible NULL dereferencing problem: in smcvlanbytcpsk: 6. returnednull: netdevlowergetnext returns NULL checked 29 out of 30 times. 7. varassigned:...

CVE-2021-47536

CVE-2021-47536 (Linux kernel, net/smc) is confirmed fixed. The issue was in smc_lgr_cleanup_early, which intended to delete a link group from the link group list but mistakenly deleted the list head. This caused memory corruption because the actual link group remained in the list and was later me...

CVE-2021-47536 net/smc: fix wrong list_del in smc_lgr_cleanup_early

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix wrong listdel in smclgrcleanupearly smclgrcleanupearly meant to delete the link group from the link group list, but it deleted the list head by mistake. This may cause memory corruption since we didn't remove the rea...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from an incorrect listdel in the net/smc module smclgrcleanupearly...

CVE-2023-52775

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid data corruption caused by decline We found a data corruption issue during testing of SMC-R on Redis applications. The benchmark has a low probability of reporting a strange error as shown below. "Error: Protocol...

CVE-2023-52775

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid data corruption caused by decline We found a data corruption issue during testing of SMC-R on Redis applications. The benchmark has a low probability of reporting a strange error as shown below. "Error: Protocol...

CVE-2023-52775 net/smc: avoid data corruption caused by decline

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid data corruption caused by decline We found a data corruption issue during testing of SMC-R on Redis applications. The benchmark has a low probability of reporting a strange error as shown below. "Error: Protocol...

CVE-2023-52775

CVE-2023-52775 is a Linux kernel vulnerability affecting net/smc where a Decline message could cross or collide in SMC-R, causing data corruption during Redis/SRC testing. A patch doubles the client timeout to 2x the server value to prevent cross‑timeout conflicts; remediation is upgrading to a k...

CVE-2023-52775 net/smc: avoid data corruption caused by decline

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid data corruption caused by decline We found a data corruption issue during testing of SMC-R on Redis applications. The benchmark has a low probability of reporting a strange error as shown below. "Error: Protocol...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a data corruption vulnerability in the net/smc module...

CVE-2024-35934

In the Linux kernel, the following vulnerability has been resolved: net/smc: reduce rtnl pressure in smcpnetcreatepnetidslist Many syzbot reports show extreme rtnl pressure, and many of them hint that smc acquires rtnl in netns creation for no good reason 1 This patch returns early from...

CVE-2024-35934 net/smc: reduce rtnl pressure in smc_pnet_create_pnetids_list()

In the Linux kernel, the following vulnerability has been resolved: net/smc: reduce rtnl pressure in smcpnetcreatepnetidslist Many syzbot reports show extreme rtnl pressure, and many of them hint that smc acquires rtnl in netns creation for no good reason 1 This patch returns early from...

CVE-2024-35934 net/smc: reduce rtnl pressure in smc_pnet_create_pnetids_list()

In the Linux kernel, the following vulnerability has been resolved: net/smc: reduce rtnl pressure in smcpnetcreatepnetidslist Many syzbot reports show extreme rtnl pressure, and many of them hint that smc acquires rtnl in netns creation for no good reason 1 This patch returns early from...

CVE-2024-35910

In the Linux kernel, the following vulnerability has been resolved: tcp: properly terminate timers for kernel sockets We had various syzbot reports about tcp timers firing after the corresponding netns has been dismantled. Fortunately Josef Bacik could trigger the issue more often, and could test...