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Vulnerabilities

Vulnerability · CVE-2018-19517

An issue was discovered in sysstat 12.1.1.

Published Nov 24, 2018 · catalog updated Oct 15, 2026 · sysstat project

Check if you run it

No confirmed exploitation is on record for CVE-2018-19517. EPSS is 0.82%. Act only if a listed version of sysstat project is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.82%
Remediation
Not established
Affected products
cpe sysstat project/sysstat

An issue was discovered in sysstat 12.1.1. The remap_struct function in sa_common.c has an out-of-bounds read during a memset call, as demonstrated by sadf.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe sysstat project/sysstat12.1.1

How to fix CVE-2018-19517

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2018-19517. EPSS is 0.82%. Act only if a listed version of sysstat project is installed.

Which versions are affected?

Compare what you have installed with sysstat project/sysstat 12.1.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.82%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 24, 2018 · NIST NVD

    Detected

    An issue was discovered in sysstat 12.1.1. The remap_struct function in sa_common.c has an out-of-bounds read during a memset call, as demonstrated by sadf.

  2. Oct 15, 2026 · NIST NVD

    Updated

    An issue was discovered in sysstat 12.1.1. The remap_struct function in sa_common.c has an out-of-bounds read during a memset call, as demonstrated by sadf.

Sources

  • CVE.orgVulnerability recordCVE-2018-19517

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-19517

    30-day exploitation probability 0.8%

    first.org
  • NIST NVDVulnerability recordCVE-2018-19517

    An issue was discovered in sysstat 12.1.1. The remap_struct function in sa_common.c has an out-of-bounds read during a memset call, as demonstrated by sadf.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.