kernel is vulnerable to packet injection. The vulnerability exists due to a flaw in Linux kernel’s WiFi implementation which allows an attacker within the wireless range to abuse a logic flaw in the WiFi implementation by reassembling packets from multiple fragments under different keys, treating them as valid.
www.openwall.com/lists/oss-security/2021/05/11/12
access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
access.redhat.com/errata/RHSA-2021:4356
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1959654
github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md
lists.debian.org/debian-lts-announce/2021/06/msg00019.html
lists.debian.org/debian-lts-announce/2021/06/msg00020.html
lore.kernel.org/linux-wireless/20210511200110.3f8290e59823.I622a67769ed39257327a362cfc09c812320eb979@changeid/
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu
www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63
www.fragattacks.com
www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00473.html