CVE-2023-37769Public exploit

Test-tool crash via combine_inner divide by zero

Published Jul 17, 2023 · Updated Oct 30, 2024

Divide-by-zero in pixman stress-test commit e4c878 allows attackers to crash the test tool by supplying crafted test data. combine_inner in pixman-combine-float.c performs a floating-point operation that divides by zero, raising an exception. The stress-test binary is confined to the test suite and is not distributed by Ubuntu; Debian assesses the crash as having no security impact.

CVSS severity6.5
Medium
EPSS probability0.59%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Divide-by-zero in pixman stress-test commit e4c878 allows attackers to crash the test tool by supplying crafted test data. combine_inner in pixman-combine-float.c performs a floating-point operation that divides by zero, raising an exception. The stress-test binary is confined to the test suite and is not distributed by Ubuntu; Debian assesses the crash as having no security impact.

The record

CVE
CVE-2023-37769
Published
Jul 17, 2023
Updated
Oct 30, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-369
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 17, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 30, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

0.0SUSECVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:N
6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-369Divide By Zero

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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