CVE - CVE-2022-50034

CVE-ID
CVE-2022-50034	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: usb: cdns3 fix use-after-free at workaround 2 BUG: KFENCE: use-after-free read in __list_del_entry_valid+0x10/0xac cdns3_wa2_remove_old_request() { ... kfree(priv_req->request.buf); cdns3_gadget_ep_free_request(&priv_ep->endpoint, &priv_req->request); list_del_init(&priv_req->list); ^^^ use after free ... } cdns3_gadget_ep_free_request() free the space pointed by priv_req, but priv_req is used in the following list_del_init(). This patch move list_del_init() before cdns3_gadget_ep_free_request().
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/6d7ac60098b206d0472475b666cb09d556bec03d URL:https://git.kernel.org/stable/c/6d7ac60098b206d0472475b666cb09d556bec03d MISC:https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472 URL:https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472 MISC:https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd URL:https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd MISC:https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a URL:https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a MISC:https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40 URL:https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40
Assigning CNA
kernel.org
Date Record Created
20250618	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 (20250618)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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