CVE - CVE-2021-47612

CVE-ID
CVE-2021-47612	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
In the Linux kernel, the following vulnerability has been resolved: nfc: fix segfault in nfc_genl_dump_devices_done When kmalloc in nfc_genl_dump_devices() fails then nfc_genl_dump_devices_done() segfaults as below KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] CPU: 0 PID: 25 Comm: kworker/0:1 Not tainted 5.16.0-rc4-01180-g2a987e65025e-dirty #5 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-6.fc35 04/01/2014 Workqueue: events netlink_sock_destruct_work RIP: 0010:klist_iter_exit+0x26/0x80 Call Trace: <TASK> class_dev_iter_exit+0x15/0x20 nfc_genl_dump_devices_done+0x3b/0x50 genl_lock_done+0x84/0xd0 netlink_sock_destruct+0x8f/0x270 __sk_destruct+0x64/0x3b0 sk_destruct+0xa8/0xd0 __sk_free+0x2e8/0x3d0 sk_free+0x51/0x90 netlink_sock_destruct_work+0x1c/0x20 process_one_work+0x411/0x710 worker_thread+0x6fd/0xa80
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/214af18abbe39db05beb305b2d11e87d09a6529c URL:https://git.kernel.org/stable/c/214af18abbe39db05beb305b2d11e87d09a6529c MISC:https://git.kernel.org/stable/c/2a8845b9603c545fddd17862282dc4c4ce0971e3 URL:https://git.kernel.org/stable/c/2a8845b9603c545fddd17862282dc4c4ce0971e3 MISC:https://git.kernel.org/stable/c/6644989642844de830f9b072cd65c553cb55946c URL:https://git.kernel.org/stable/c/6644989642844de830f9b072cd65c553cb55946c MISC:https://git.kernel.org/stable/c/c602863ad28ec86794cb4ab4edea5324f555f181 URL:https://git.kernel.org/stable/c/c602863ad28ec86794cb4ab4edea5324f555f181 MISC:https://git.kernel.org/stable/c/d731ecc6f2eaec68f4ad1542283bbc7d07bd0112 URL:https://git.kernel.org/stable/c/d731ecc6f2eaec68f4ad1542283bbc7d07bd0112 MISC:https://git.kernel.org/stable/c/d89e4211b51752daf063d638af50abed2fd5f96d URL:https://git.kernel.org/stable/c/d89e4211b51752daf063d638af50abed2fd5f96d MISC:https://git.kernel.org/stable/c/ea55b3797878752aa076b118afb727dcf79cac34 URL:https://git.kernel.org/stable/c/ea55b3797878752aa076b118afb727dcf79cac34 MISC:https://git.kernel.org/stable/c/fd79a0cbf0b2e34bcc45b13acf962e2032a82203 URL:https://git.kernel.org/stable/c/fd79a0cbf0b2e34bcc45b13acf962e2032a82203
Assigning CNA
kernel.org
Date Record Created
20240619	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20240619)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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