CVE-2018-8050: The af_get_page() function in lib/afflib_pages.cpp in AFFLIB (aka AFFLIBv3) through 3.7.16 allows remote attac

Q: How do I fix CVE-2018-8050?

afflib: upgrade to newer than 3.7.16. Exact commands for each OS are on this page.

Q: Is CVE-2018-8050 being exploited?

CVE-2018-8050 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-2018-8050 affect?

CVE-2018-8050 affects afflib. Severity is medium (CVSS 6.5). The af_get_page() function in lib/afflib_pages.cpp in AFFLIB (aka AFFLIBv3) through 3.7.16 allows remote attackers to cause a denial of service (segmentation fault) via a corrupt AFF image that triggers an unexpected pagesize value.

Q: How urgent is CVE-2018-8050?

Priority 42/100. No elevated risk signals yet.

This month

MEDIUM 6.5UPGRADE

CVE-2018-8050 is a medium-severity flaw (CVSS 6.5) affecting afflib. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The af_get_page() function in lib/afflib_pages.cpp in AFFLIB (aka AFFLIBv3) through 3.7.16 allows remote attackers to cause a denial of service (segmentation fault) via a corrupt AFF image that triggers an unexpected pagesize value.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-20
Published	2018-03-11
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: afflib project

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

Am I affected?

Timeline

2018-03-11 06:29 UTCPublished CVE record published
2026-06-17 02:04 UTCUpdated Record last modified

afflib project afflib UPGRADE

Affected: <= 3.7.16

Fixed in: newer than 3.7.16

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.7.16 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade afflib

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-2018-8050?

afflib: upgrade to newer than 3.7.16. Exact commands for each OS are on this page.

Is CVE-2018-8050 being exploited?

CVE-2018-8050 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-2018-8050 affect?

CVE-2018-8050 affects afflib. Severity is medium (CVSS 6.5). The af_get_page() function in lib/afflib_pages.cpp in AFFLIB (aka AFFLIBv3) through 3.7.16 allows remote attackers to cause a denial of service (segmentation fault) via a corrupt AFF image that triggers an unexpected pagesize value.

How urgent is CVE-2018-8050?

Priority 42/100. No elevated risk signals yet.

References

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