Is CVE-2016-0728 in the CISA KEV catalog?

No. CVE-2016-0728 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-0728?

CVE-2016-0728 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2016-0728?

CVE-2016-0728 has an EPSS score of 3.65% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-0728?

Upgrade linux on debian 11 to 4.3.3-6 or later. Fixes are available for 34 affected products.

CVE & CISA-KEV Catalog

CVE-2016-0728

HIGHEPSS 88th pctl

7.8

CVSS v3

NVD

Description

The join_session_keyring function in security/keys/process_keys.c in the Linux kernel before 4.4.1 mishandles object references in a certain error case, which allows local users to gain privileges or cause a denial of service (integer overflow and use-after-free) via crafted keyctl commands.

How to fix

Remediation Available

linuxDebian

Fixed in:4.3.3-6CVE-2016-0728

linuxUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-genericUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-generic-lpaeUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-lowlatencyUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-powerpc-e500Ubuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-powerpc-e500mcUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-powerpc-smpUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-powerpc64-embUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.13.0-76-powerpc64-smpUbuntu

Fixed in:3.13.0-76.120USN-2870-1

linux-image-3.16.0-59-genericUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-image-3.16.0-59-generic-lpaeUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-image-3.16.0-59-lowlatencyUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-image-3.16.0-59-powerpc-e500mcUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-image-3.16.0-59-powerpc-smpUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-image-3.16.0-59-powerpc64-embUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-image-3.16.0-59-powerpc64-smpUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-image-3.19.0-47-genericUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-image-3.19.0-47-generic-lpaeUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-image-3.19.0-47-lowlatencyUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-image-3.19.0-47-powerpc-e500mcUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-image-3.19.0-47-powerpc-smpUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-image-3.19.0-47-powerpc64-embUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-image-3.19.0-47-powerpc64-smpUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-image-4.2.0-25-genericUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

linux-image-4.2.0-25-generic-lpaeUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

linux-image-4.2.0-25-lowlatencyUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

linux-image-4.2.0-25-powerpc-e500mcUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

linux-image-4.2.0-25-powerpc-smpUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

linux-image-4.2.0-25-powerpc64-embUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

linux-image-4.2.0-25-powerpc64-smpUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

linux-lts-utopicUbuntu

Fixed in:3.16.0-59.79~14.04.1USN-2873-1

linux-lts-vividUbuntu

Fixed in:3.19.0-47.53~14.04.1USN-2871-2

linux-lts-wilyUbuntu

Fixed in:4.2.0-25.30~14.04.1USN-2872-2

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

3.65%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.