{"id":"DEBIAN-CVE-2023-53060","details":"In the Linux kernel, the following vulnerability has been resolved:  igb: revert rtnl_lock() that causes deadlock  The commit 6faee3d4ee8b (\"igb: Add lock to avoid data race\") adds rtnl_lock to eliminate a false data race shown below   (FREE from device detaching)      |   (USE from netdev core) igb_remove                         |  igb_ndo_get_vf_config  igb_disable_sriov                 |  vf \u003e= adapter-\u003evfs_allocated_count?   kfree(adapter-\u003evf_data)          |   adapter-\u003evfs_allocated_count = 0 |                                    |    memcpy(... adapter-\u003evf_data[vf]  The above race will never happen and the extra rtnl_lock causes deadlock below  [  141.420169]  \u003cTASK\u003e [  141.420672]  __schedule+0x2dd/0x840 [  141.421427]  schedule+0x50/0xc0 [  141.422041]  schedule_preempt_disabled+0x11/0x20 [  141.422678]  __mutex_lock.isra.13+0x431/0x6b0 [  141.423324]  unregister_netdev+0xe/0x20 [  141.423578]  igbvf_remove+0x45/0xe0 [igbvf] [  141.423791]  pci_device_remove+0x36/0xb0 [  141.423990]  device_release_driver_internal+0xc1/0x160 [  141.424270]  pci_stop_bus_device+0x6d/0x90 [  141.424507]  pci_stop_and_remove_bus_device+0xe/0x20 [  141.424789]  pci_iov_remove_virtfn+0xba/0x120 [  141.425452]  sriov_disable+0x2f/0xf0 [  141.425679]  igb_disable_sriov+0x4e/0x100 [igb] [  141.426353]  igb_remove+0xa0/0x130 [igb] [  141.426599]  pci_device_remove+0x36/0xb0 [  141.426796]  device_release_driver_internal+0xc1/0x160 [  141.427060]  driver_detach+0x44/0x90 [  141.427253]  bus_remove_driver+0x55/0xe0 [  141.427477]  pci_unregister_driver+0x2a/0xa0 [  141.428296]  __x64_sys_delete_module+0x141/0x2b0 [  141.429126]  ? mntput_no_expire+0x4a/0x240 [  141.429363]  ? syscall_trace_enter.isra.19+0x126/0x1a0 [  141.429653]  do_syscall_64+0x5b/0x80 [  141.429847]  ? exit_to_user_mode_prepare+0x14d/0x1c0 [  141.430109]  ? syscall_exit_to_user_mode+0x12/0x30 [  141.430849]  ? do_syscall_64+0x67/0x80 [  141.431083]  ? syscall_exit_to_user_mode_prepare+0x183/0x1b0 [  141.431770]  ? syscall_exit_to_user_mode+0x12/0x30 [  141.432482]  ? do_syscall_64+0x67/0x80 [  141.432714]  ? exc_page_fault+0x64/0x140 [  141.432911]  entry_SYSCALL_64_after_hwframe+0x72/0xdc  Since the igb_disable_sriov() will call pci_disable_sriov() before releasing any resources, the netdev core will synchronize the cleanup to avoid any races. This patch removes the useless rtnl_(un)lock to guarantee correctness.","modified":"2026-09-15T09:02:50.243060049Z","published":"2025-05-02T16:15:25.060Z","upstream":["CVE-2023-53060"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2023-53060"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.25-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-53060.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.25-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-53060.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.25-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-53060.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"}]}