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CVE-2026-72099· NVD / CVE Program· CNA Linux

dm-integrity: don't increment hash_offset twice

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: don't increment hash_offset twice hash_offset is already incremented in the loop "for (i = 0; i < to_copy; i++, ts--)". Do not increment it again.

HighCVSS 7.1 · v3.1—No exploit Fix available
Published
Aug 15, 2026
Updated
Aug 23, 2026
EPSS
0.6% · 45th percentile
CWE
—
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Report tools

JSON

Action score

28

Monitor

Low priority for now.

CVSS
28 / 40 · 7.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.6%

CNA vs NVD score

NVD
—
CNA · Linux
7.1
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

—

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Linux). Independent of NVD's CPE analysis and usually ahead of it.

  • Linux Linux

    • 5.7affected
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before c66b1781a54984227e94b862be9328d81d81e51caffected · git
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before 39697e2759ac23e65361fe61482f8174cad8a752affected · git
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before e6646f4d711d74930d39cce6fb7bfcae4cbee5fdaffected · git
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before cf9feed8c131e303ecf2afebe6f791be018818adaffected · git
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before 4f4e43337e9ef322595201cfc24def50fd624219affected · git
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before 5dfd8042635278613da3b88553e25ade2103cd58affected · git
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before 829476c06496aab018f14127c055adb164d1a750affected · git
    • 84597a44a9d86ac949900441cea7da0af0f2f473 and later · before edf025f083854f80032b73a1aad69a3c90db236faffected · git
    • before 5.7not affected · semver

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12linuxbefore 6.1.187-16.1.187-1
Debian:13linuxbefore 6.12.100-16.12.100-1
Debian:14linuxbefore 7.1.5-17.1.5-1

Same product

linux: all records

Other highest-scoring records for the same primary product.

  • CVE-2026-74705udp: fix potential use-after-free in tunnel segmentation
    40Plan
  • CVE-2026-74612veth: fix skb length accounting after XDP frag adjustment
    40Plan
  • CVE-2026-74475vxlan: use neigh_ha_snapshot() in route_shortcircuit()
    40Plan
  • CVE-2026-74309vdpa/octeon_ep: fix IRQ-to-ring mapping in interrupt handler
    40Plan
  • CVE-2026-74280crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
    40Plan
  • CVE-2026-74279crypto: cavium/cpt - fix DMA cleanup using wrong loop index
    40Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Linux Linux39697e2759ac23e65361fe61482f8174cad8a752Vendor (CNA)
Linux Linux4f4e43337e9ef322595201cfc24def50fd624219Vendor (CNA)
Linux Linux5dfd8042635278613da3b88553e25ade2103cd58Vendor (CNA)
Linux Linux829476c06496aab018f14127c055adb164d1a750Vendor (CNA)
Linux Linuxc66b1781a54984227e94b862be9328d81d81e51cVendor (CNA)
Linux Linuxcf9feed8c131e303ecf2afebe6f791be018818adVendor (CNA)
Linux Linuxe6646f4d711d74930d39cce6fb7bfcae4cbee5fdVendor (CNA)
Linux Linuxedf025f083854f80032b73a1aad69a3c90db236fVendor (CNA)
debian:linux6.1.187-1 · Debian:12Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
high · data or configuration can be modified
Availability
low · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
High
Availability impact
Low

Weakness class (CWE)

—

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records