CVE-2022-50034
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-50034
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-50034.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-50034
- Downstream
- Related
- Published
- 2025-06-18T11:15:31Z
- Modified
- 2025-07-01T14:23:15.123220Z
- Summary
- [none]
- Details
-
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 _listdelentryvalid+0x10/0xac
cdns3wa2removeoldrequest() { ... kfree(privreq->request.buf); cdns3gadgetepfreerequest(&privep->endpoint, &privreq->request); listdelinit(&privreq->list); ^^^ use after free ... }
cdns3gadgetepfreerequest() free the space pointed by privreq, but privreq is used in the following listdelinit().
This patch move listdelinit() before cdns3gadgetepfreerequest().
- References
-
- https://git.kernel.org/stable/c/6d7ac60098b206d0472475b666cb09d556bec03d
- https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472
- https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd
- https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a
- https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40
- https://security-tracker.debian.org/tracker/CVE-2022-50034
Affected packages
Debian:11 / linux
Package
- Name
- linux
- Purl
- pkg:deb/debian/linux?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.10.140-1
Debian:12 / linux
Package
- Name
- linux
- Purl
- pkg:deb/debian/linux?arch=source
Debian:13 / linux
Package
- Name
- linux
- Purl
- pkg:deb/debian/linux?arch=source