linux: In the Linux kernel, the following vulnerability has been resolved: ref_tracker: implement use-after-free detection...
CVE-2022-49127 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49127, released February 26, 2025. It is not reported as exploited. Patch Radar priority: High.
In the Linux kernel, the following vulnerability has been resolved: ref_tracker: implement use-after-free detection Whenever ref_tracker_dir_init() is called, mark the struct ref_tracker_dir as dead. Test the dead status from ref_tracker_alloc() and ref_tracker_free() This should detect buggy dev_put()/dev_hold() happening too late in netdevice dismantle process.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 5.17.3-1 | DEBIAN-CVE-2022-49127 | Feb 26, 2025 |
| linux · Debian 13.5 (trixie) | 5.17.3-1 | DEBIAN-CVE-2022-49127 | Feb 26, 2025 |
| linux · Debian 14 | 5.17.3-1 | DEBIAN-CVE-2022-49127 | Feb 26, 2025 |
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