VULNERABILITY INTELLIGENCE
CVE-2023-31436
CVSS score7.8 HIGH
EPSS probability0.60%
CISA KEVNot currently listed
Published2023-04-28
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.
Weakness classification
- nvd@nist.gov: CWE-787
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-787
Primary references
- cve@mitre.org — Third Party Advisory, VDB Entry
- cve@mitre.org — Third Party Advisory, VDB Entry
- cve@mitre.org
- cve@mitre.org — Mailing List, Patch
- cve@mitre.org — Patch
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — VDB Entry
- cve@mitre.org — Mailing List, Patch
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108