CVE-2024-33766: lunasvg v2.3.9 was discovered to contain an FPE (Floating Point Exception) at blend_transformed_tiled_argb.isr

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2024-33766 is a medium-severity flaw (CVSS 5.3) affecting lunasvg. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

lunasvg v2.3.9 was discovered to contain an FPE (Floating Point Exception) at blend_transformed_tiled_argb.isra.0.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-369
Published	2024-05-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sammycage

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

Am I affected?

Timeline

2024-05-01 03:15 UTCPublished CVE record published
2026-06-17 07:32 UTCUpdated Record last modified

sammycage lunasvg DOWNGRADE

Affected: 2.3.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.3.9

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.3.9 (Debian / Ubuntu)

apt-cache madison lunasvg sudo apt install lunasvg=<VERSION_BEFORE_2.3.9> sudo apt-mark hold lunasvg

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list lunasvg sudo dnf downgrade lunasvg-<VERSION_BEFORE_2.3.9> sudo dnf versionlock add lunasvg

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2024-33766?

lunasvg: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-33766 being exploited?

CVE-2024-33766 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-2024-33766 affect?

CVE-2024-33766 affects lunasvg. Severity is medium (CVSS 5.3). lunasvg v2.3.9 was discovered to contain an FPE (Floating Point Exception) at blend_transformed_tiled_argb.isra.0.

How urgent is CVE-2024-33766?

Priority 41/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-57724 MEDIUM 6.5 DOWNGRADE lunasvg v3.0.0 was discovered to contain a segmentation violation via the component gray_record_cell.
CVE-2024-57723 MEDIUM 6.5 DOWNGRADE lunasvg v3.0.0 was discovered to contain a segmentation violation via the component composition_source_over.
CVE-2024-57722 HIGH 7.5 DOWNGRADE lunasvg v3.0.0 was discovered to contain a allocation-size-too-big bug via the component plutovg_surface_creat
CVE-2024-57721 MEDIUM 6.5 DOWNGRADE lunasvg v3.0.0 was discovered to contain a segmentation violation via the component plutovg_path_add_path.
CVE-2024-57720 MEDIUM 6.5 DOWNGRADE lunasvg v3.0.0 was discovered to contain a segmentation violation via the component plutovg_blend.

References

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