CVE-2026-31758usb: usbtmc: Flush anchored URBs in usbtmc_release
Updated under an hour ago ()
Does this affect you?
It affects Linux and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Flush anchored URBs in usbtmc_release When calling usbtmc_release, pending anchored URBs must be flushed or killed to prevent use-after-free errors (e.g. in the HCD giveback path). Call usbtmc_draw_down() to allow anchored URBs to be completed.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Analyzed
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 4f3c8d6eddc272b386464524235440a418ed2029 before 959ef329071136e4335b54822fe2f607659b4569; from 4f3c8d6eddc272b386464524235440a418ed2029 before e189d443767f7cd390c52f2e122e1fc41c7562d6; from 4f3c8d6eddc272b386464524235440a418ed2029 before 7fa8f61bab3fb75b5deba8a0f3abb74dc5068d9f; from 4f3c8d6eddc272b386464524235440a418ed2029 before 95e09b07e50290254b28b8395509473104518f8c; from 4f3c8d6eddc272b386464524235440a418ed2029 before d13318dec0c1e0e2ac16f8ecbd522db14cea4bb1; from 4f3c8d6eddc272b386464524235440a418ed2029 before 977b632db51d231dec0bc571089a5c2402674139; from 4f3c8d6eddc272b386464524235440a418ed2029 before d40198de50232e04c14c6e2092e896766c95ea48; from 4f3c8d6eddc272b386464524235440a418ed2029 before 8a768552f7a8276fb9e01d49773d2094ace7c8f1 | CNA record |
linux linux_kernel linux:linux_kernel | from 4.19 before 5.10.253; from 5.11 before 5.15.203; from 5.16 before 6.1.168; from 6.2 before 6.6.134; from 6.7 before 6.12.81; from 6.13 before 6.18.22; from 6.19 before 6.19.12; 7.0; and 5 more ranges | NVD |
References
- https://git.kernel.org/stable/c/959ef329071136e4335b54822fe2f607659b4569patch
- https://git.kernel.org/stable/c/e189d443767f7cd390c52f2e122e1fc41c7562d6patch
- https://git.kernel.org/stable/c/7fa8f61bab3fb75b5deba8a0f3abb74dc5068d9fpatch
- https://git.kernel.org/stable/c/95e09b07e50290254b28b8395509473104518f8cpatch
- https://git.kernel.org/stable/c/d13318dec0c1e0e2ac16f8ecbd522db14cea4bb1patch
- https://git.kernel.org/stable/c/977b632db51d231dec0bc571089a5c2402674139patch
- https://git.kernel.org/stable/c/d40198de50232e04c14c6e2092e896766c95ea48patch
- https://git.kernel.org/stable/c/8a768552f7a8276fb9e01d49773d2094ace7c8f1patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.