{"id":"DEBIAN-CVE-2022-49227","details":"In the Linux kernel, the following vulnerability has been resolved:  igc: avoid kernel warning when changing RX ring parameters  Calling ethtool changing the RX ring parameters like this:    $ ethtool -G eth0 rx 1024  on igc triggers kernel warnings like this:  [  225.198467] ------------[ cut here ]------------ [  225.198473] Missing unregister, handled but fix driver [  225.198485] WARNING: CPU: 7 PID: 959 at net/core/xdp.c:168 xdp_rxq_info_reg+0x79/0xd0 [...] [  225.198601] Call Trace: [  225.198604]  \u003cTASK\u003e [  225.198609]  igc_setup_rx_resources+0x3f/0xe0 [igc] [  225.198617]  igc_ethtool_set_ringparam+0x30e/0x450 [igc] [  225.198626]  ethnl_set_rings+0x18a/0x250 [  225.198631]  genl_family_rcv_msg_doit+0xca/0x110 [  225.198637]  genl_rcv_msg+0xce/0x1c0 [  225.198640]  ? rings_prepare_data+0x60/0x60 [  225.198644]  ? genl_get_cmd+0xd0/0xd0 [  225.198647]  netlink_rcv_skb+0x4e/0xf0 [  225.198652]  genl_rcv+0x24/0x40 [  225.198655]  netlink_unicast+0x20e/0x330 [  225.198659]  netlink_sendmsg+0x23f/0x480 [  225.198663]  sock_sendmsg+0x5b/0x60 [  225.198667]  __sys_sendto+0xf0/0x160 [  225.198671]  ? handle_mm_fault+0xb2/0x280 [  225.198676]  ? do_user_addr_fault+0x1eb/0x690 [  225.198680]  __x64_sys_sendto+0x20/0x30 [  225.198683]  do_syscall_64+0x38/0x90 [  225.198687]  entry_SYSCALL_64_after_hwframe+0x44/0xae [  225.198693] RIP: 0033:0x7f7ae38ac3aa  igc_ethtool_set_ringparam() copies the igc_ring structure but neglects to reset the xdp_rxq_info member before calling igc_setup_rx_resources(). This in turn calls xdp_rxq_info_reg() with an already registered xdp_rxq_info.  Make sure to unregister the xdp_rxq_info structure first in igc_setup_rx_resources.","modified":"2026-08-27T23:04:29.828723007Z","published":"2025-02-26T07:00:59.747Z","upstream":["CVE-2022-49227"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-49227"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49227.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49227.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49227.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}