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CVE Record

CVE-2017-5467: A potential memory corruption and crash when using Skia content when drawing content outside of the bounds...

A potential memory corruption and crash when using Skia content when drawing content outside of the bounds of a clipping region. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2017-5467 is an old Mozilla rendering bug that could corrupt memory or crash the application when Skia drew content outside a clipping boundary. It affected Firefox, Firefox ESR, and Thunderbird versions before the listed fixed releases.

Executive priority

Prioritize remediation where outdated Mozilla clients remain in production. This is not KEV-listed in the provided evidence, but browser memory corruption bugs can carry meaningful endpoint risk when legacy software persists.

Technical view

The issue involves Skia content rendering outside clipping-region bounds, leading to potential memory corruption and crash. The source bundle names Firefox < 53, Firefox ESR < 52.1, and Thunderbird < 52.1 as affected. No CVSS, CWE, or confirmed exploitation evidence is provided.

Likely exposure

Exposure is most likely in legacy systems running Firefox before 53, Firefox ESR before 52.1, or Thunderbird before 52.1, including environments that missed Mozilla or Red Hat updates from 2017.

Exploitation context

The bundle does not show CISA KEV listing, active exploitation, public exploit status, or weaponized details. Treat this as a browser/client memory-safety issue with historical patch availability, not as a currently exploited vulnerability based on provided evidence.

Researcher notes

Public details in the bundle are sparse. Bugzilla 1347262 and Mozilla advisories are the key technical references. No CVSS vector, CWE mapping, proof-of-concept status, or active exploitation evidence is included.

Mitigation direction

  • Upgrade Firefox to 53 or later where applicable.
  • Upgrade Firefox ESR to 52.1 or later where applicable.
  • Upgrade Thunderbird to 52.1 or later where applicable.
  • Apply relevant vendor or distribution updates, including Red Hat advisories where applicable.
  • Check Mozilla and OS vendor guidance for supported upgrade paths.

Validation and detection

  • Inventory Firefox, Firefox ESR, and Thunderbird versions across endpoints.
  • Flag any installations below the fixed version thresholds.
  • Confirm Linux packages include the applicable Red Hat or vendor security update.
  • Review unsupported legacy images and golden builds for bundled affected versions.
  • Document exceptions where affected products cannot be upgraded immediately.
Prepared
Confidence
medium
Sources
8

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2017-5467 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
7Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
MozillaThunderbirdunspecifiedListed
MozillaFirefox ESRunspecifiedListed
MozillaFirefoxunspecifiedListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.