Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Linux Linux — media: venus: fix use after free bug in venus_remove due to race condition
AV AC PR UI S C I A CVSS EPSS %ile KEV
L H L N U H H H 7.0 .0019 9.2 —
AFFECTED
Product Versions Fixed
Linux af2c3834c8ca7cc65d15592ac671933df8848115 – —
Linux 4.13 – 4.19.323
TIMELINE
Oct 21 Reserved by Linux
Oct 21 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-49981 (Linux). CVSS 7.8 → 7 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
media: venus: fix use after free bug in venus_remove due to race condition
in venus_probe, core->work is bound with venus_sys_error_handler, which is
used to handle error. The code use core->sys_err_done to make sync work.
The core->work is started in venus_event_notify.
If we call venus_remove, there might be an unfished work. The possible
sequence is as follows:
CPU0 CPU1
|venus_sys_error_handler
venus_remove |
hfi_destroy |
venus_hfi_destroy |
kfree(hdev); |
|hfi_reinit
|venus_hfi_queues_reinit
|//use hdev
Fix it by canceling the work in venus_remove.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| October 21, 2024 | Reserved | Reserved by Linux |
| October 21, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-49981 (Linux). CVSS 7.8 → 7 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | af2c3834c8ca7cc65d15592ac671933df8848115 | — |
| Linux | Linux | — | 4.13 | 4.19.323 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-49981 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.