Description
In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in ep_queue When the gadget endpoint is disabled or not yet configured, the ep->desc pointer can be NULL. This leads to a NULL pointer dereference when __cdns3_gadget_ep_queue() is called, causing a kernel crash. Add a check to return -ESHUTDOWN if ep->desc is NULL, which is the standard return code for unconfigured endpoints. This prevents potential crashes when ep_queue is called on endpoints that are not ready.
Product status
7733f6c32e36ff9d7adadf40001039bf219b1cbe (git) before 3d1433fe34b224b90259e207e5389e95b504ef04
7733f6c32e36ff9d7adadf40001039bf219b1cbe (git) before fb2ad0c1334a3eccfe4ed203f9eef5a4879226f6
7733f6c32e36ff9d7adadf40001039bf219b1cbe (git) before 9ab9b0e5fcdac325f950fc8b6caa08a9e22a0db9
7733f6c32e36ff9d7adadf40001039bf219b1cbe (git) before d61446dfc9d387775bb1b95b081953201b9222af
7733f6c32e36ff9d7adadf40001039bf219b1cbe (git) before 390536cc6af4ca5566bc3bf1f8b704700380cd2c
7733f6c32e36ff9d7adadf40001039bf219b1cbe (git) before 14bf08ab2cdfcdfd3f13e799d06692a1b3e0745f
7733f6c32e36ff9d7adadf40001039bf219b1cbe (git) before 7f6f127b9bc34bed35f56faf7ecb1561d6b39000
5.4
Any version before 5.4
5.15.203 (semver)
6.1.168 (semver)
6.6.134 (semver)
6.12.81 (semver)
6.18.22 (semver)
6.19.12 (semver)
7.0 (original_commit_for_fix)
References
git.kernel.org/...c/3d1433fe34b224b90259e207e5389e95b504ef04
git.kernel.org/...c/fb2ad0c1334a3eccfe4ed203f9eef5a4879226f6
git.kernel.org/...c/9ab9b0e5fcdac325f950fc8b6caa08a9e22a0db9
git.kernel.org/...c/d61446dfc9d387775bb1b95b081953201b9222af
git.kernel.org/...c/390536cc6af4ca5566bc3bf1f8b704700380cd2c
git.kernel.org/...c/14bf08ab2cdfcdfd3f13e799d06692a1b3e0745f
git.kernel.org/...c/7f6f127b9bc34bed35f56faf7ecb1561d6b39000