CVE-2026-72065: linux Improper Input Validation
CVSS: 9.8v3.1CriticalReceived
AliasesUBUNTU-CVE-2026-72065DEBIAN-CVE-2026-72065
Published 15-08-2026Last modified 19-10-2026
Vulnerability summary
CVE-2026-72065 is a critical (CVSS 9.8) Improper Input Validation vulnerability in linux. EPSS estimates a 0.73% chance of exploitation in the next 30 days, higher than 53.3% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)EPSS score
0.73%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 9 · Related 9Timeline
- 15-08-2026PublishedVulnerability first disclosed.
- 19-10-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: net: mana: Validate the packet length reported by the NIC Validate the packet length reported in the RX CQE before passing it to skb processing. The CQE is supplied by the NIC device and should not be blindly trusted.
CVSS metrics
4 scores · 4 sources · 1 versionCritical 9.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVDNIST9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.73%
Chance of exploitation in the next 30 days
Percentile
53%
Versus all other CVEs
30-day change
0.00 pp
From 0.73% on 19-09-2026
19-09-202619-10-2026
EPSS score0.73%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu158 products
- linuxAll versions (No fix recorded) | < 6.8.0-147.147 | < 7.0.0-34.34
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 6.8.0-1067.70 | < 7.0.0-1013.13
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian2 products
- linux< 6.1.187-1 | < 6.12.101-1 | < 7.1.5-1
- linux-6.12< 6.12.101-1~deb12u1
Linux1 product
- linux≥ ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, < a631f82f89c76084ad5b2b9c043d3b391ffa56d8 | ≥ ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, < d2568e64d01f480200063fadd67d6938f676c66f | ≥ ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, < 2e276b14b6d378372bf0152df89286cbe7632fb0 | ≥ ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, < 6080189291d958604dcefe513a13900835ac982f | ≥ ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, < 6d13eaa13341a8f80aaf86f78591e1b1d393711d | ≥ ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, < 282c5214ca4eb3799158c76782646e86d2945d1b | ≥ ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, < 2e2a83b4998af4384e677d3b2ac08565274279bf | 5.13
3 vendors · 161 products
