CVE-2025-6365: A vulnerability was found in HobbesOSR Kitten up to c4f8b7c3158983d1020af432be1b417b28686736 and classified as

Q: How do I fix CVE-2025-6365?

kitten: upgrade to newer than 2023-05-18. Exact commands for each OS are on this page.

Q: Is CVE-2025-6365 being exploited?

CVE-2025-6365 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-6365 affect?

CVE-2025-6365 affects kitten. Severity is medium (CVSS 5.7). A vulnerability was found in HobbesOSR Kitten up to c4f8b7c3158983d1020af432be1b417b28686736 and classified as critical. Affected by this issue is the function set_pte_at in the library /include/arch-arm64/pgtable.h. The manipulation leads

Q: How urgent is CVE-2025-6365?

Priority 38/100. Public exploit reference

Routine

MEDIUM 5.7UPGRADE

CVE-2025-6365 is a medium-severity flaw (CVSS 5.7) affecting kitten. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in HobbesOSR Kitten up to c4f8b7c3158983d1020af432be1b417b28686736 and classified as critical. Affected by this issue is the function set_pte_at in the library /include/arch-arm64/pgtable.h. The manipulation leads to resource consumption. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.7 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-400, CWE-404, CWE-835
Published	2025-06-20
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: hobbesosr

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-06-20 21:15 UTCPublished CVE record published
2026-06-17 10:01 UTCUpdated Record last modified

hobbesosr kitten UPGRADE

Affected: <= 2023-05-18

Fixed in: newer than 2023-05-18

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kitten || rpm -q kitten || kitten --version

2. UPGRADE to newer than 2023-05-18 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kitten

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kitten

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-6365?

kitten: upgrade to newer than 2023-05-18. Exact commands for each OS are on this page.

Is CVE-2025-6365 being exploited?

CVE-2025-6365 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-6365 affect?

CVE-2025-6365 affects kitten. Severity is medium (CVSS 5.7). A vulnerability was found in HobbesOSR Kitten up to c4f8b7c3158983d1020af432be1b417b28686736 and classified as critical. Affected by this issue is the function set_pte_at in the library /include/arch-arm64/pgtable.h. The manipulation leads

How urgent is CVE-2025-6365?

Priority 38/100. Public exploit reference

References

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