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VulnerabilityPublished Updated

CVE-2026-92382: Red Hat Enterprise Linux 10 · Out-of-bounds Write

Affects Red Hat Enterprise Linux 10Source CVE Database V5

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Not known to be exploited · CVSS 4.1 Medium.

Data as of 6 Nov 2026, 02:18 UTC

CVSS 3.1 base score
4.1Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.14.1
EPSS
0.1% chance of exploitation in 30 days – higher than 3% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 21 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat Enterprise Linux 10usbredirAffected–Fixed in–
Red Hat Enterprise Linux 6usbredirAffected–Fixed in–
Red Hat Enterprise Linux 7usbredirAffected–Fixed in–
Red Hat Enterprise Linux 8usbredirAffected–Fixed in–
Red Hat Enterprise Linux 9usbredirAffected–Fixed in–

AI-suggested

Red Hat recommends removing the 'usbredir' package if USB redirection is not required, which eliminates the attack surface. This may affect functionality relying on USB device redirection, especially in virtualized environments. Since this is a local vulnerability requiring high privileges, limiting access to trusted users and disabling unnecessary USB redirection features can reduce risk.

Description

An out-of-bounds write flaw was found in usbredir. Starting an isochronous OUT stream with a transfer count of 1 leaves the stream's single transfer buffer permanently unsubmitted, defeating the bounds check in usbredirhost_iso_packet() and allowing a usbredir peer to write past the end of the packet descriptor array on every subsequent isochronous packet.

References

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