CVE-2023-53263
drm/nouveau/disp: fix use-after-free in error handling of nouveau_connector_create
Description
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/disp: fix use-after-free in error handling of nouveau_connector_create We can't simply free the connector after calling drm_connector_init on it. We need to clean up the drm side first. It might not fix all regressions from commit 2b5d1c29f6c4 ("drm/nouveau/disp: PIOR DP uses GPIO for HPD, not PMGR AUX interrupts"), but at least it fixes a memory corruption in error handling related to that commit.
INFO
Published Date :
Sept. 16, 2025, 8:06 a.m.
Last Modified :
Sept. 16, 2025, 8:06 a.m.
Remotely Exploit :
No
Source :
Linux
Affected Products
The following products are affected by CVE-2023-53263
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update the Linux kernel to the patched version.
- Apply the specific patch for nouveau connector error handling.
- Test for regressions after applying the fix.
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CVE-2023-53263 vulnerability anywhere in the article.