Note:
This project will be discontinued after December 13, 2021. [more]
2020-06-03
An issue was discovered in the Linux kernel before 5.4.7. The prb_calc_retire_blk_tmo() function in net/packet/af_packet.c can result in a denial of service (CPU consumption and soft lockup) in a certain failure case involving TPACKET_V3, aka CID-b43d1f9f7067.
| Products | Linux_kernel |
| Type | Uncontrolled Resource Consumption (CWE-400) |
| First patch | - None (likely due to unavailable code) |
| Patches | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b43d1f9f7067c6759b1051e8ecb84e82cef569fe |
| Links |
• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.7 • http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html • https://www.oracle.com/security-alerts/cpuApr2021.html |