How severe is CVE-2021-25902?

CVE-2021-25902 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-25902 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25902?

CVE-2021-25902 affects Glsl-layout Project Glsl-layout. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25902?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-25902 published?

CVE-2021-25902 was published on 2021-01-26 and last updated on 2026-06-17.

CVE-2021-25902

CVE-2021-25902 is a high-severity vulnerability in Glsl-layout Project Glsl-layout with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Glsl-layout Project Glsl-layout
Published: 2021-01-26
Last modified: 2026-06-17

Description

An issue was discovered in the glsl-layout crate before 0.4.0 for Rust. When a panic occurs, map_array can perform a double drop.

Frequently asked questions

What is CVE-2021-25902?: An issue was discovered in the glsl-layout crate before 0.4.0 for Rust. When a panic occurs, map_array can perform a double drop.
How severe is CVE-2021-25902?: CVE-2021-25902 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-25902 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25902?: CVE-2021-25902 affects Glsl-layout Project Glsl-layout. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25902?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-25902 published?: CVE-2021-25902 was published on 2021-01-26 and last updated on 2026-06-17.

References

https://rustsec.org/advisories/RUSTSEC-2021-0005.html

Affected products (1)

cpe:2.3:a:glsl-layout_project:glsl-layout:*:*:*:*:*:rust:*:*