CVE-2020-36465
Use after free in generic-array
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
CVE-2020-36465- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
CVE-2020-36465- Updated
- 2026-11-02
EUVDEUVD-2021-1525 No score
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
EUVD-2021-1525- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3358-4f7f-p4j4
Use after free in generic-array
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
GHSA-3358-4f7f-p4j4- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
OSV
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
CVE-2020-36465- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2020-36465
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
DEBIAN-CVE-2020-36465- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Show 4 moreShow less
OSVGHSA-3358-4f7f-p4j4
Use after free in generic-array
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
GHSA-3358-4f7f-p4j4- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
OSVRUSTSEC-2020-0146
arr! macro erases lifetimes
Affected versions of this crate allowed unsoundly extending
lifetimes using arr! macro. This may result in a variety of
memory corruption scenarios, most likely use-after-free.
- Record
RUSTSEC-2020-0146- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-36465
An issue was discovered in the generic-array crate before 0.13.3 for Rust. It violates soundness by using the arr! macro to extend lifetimes.
- Record
UBUNTU-CVE-2020-36465- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11751-1 No score
afterburn-5.0.0-6.1 on GA media
These are all security issues fixed in the afterburn-5.0.0-6.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11751-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
generic-arraycrates.io |
0.13.0 up to 0.13.3 | 0.13.3 |
generic-arraycrates.io |
0.12.0 up to 0.12.4 | 0.12.4 |
generic-arraycrates.io |
0.11.0 up to 0.11.2 | 0.11.2 |
generic-arraycrates.io |
0.10.0 up to 0.10.1 | 0.10.1 |
generic-arraycrates.io |
0.8.0 up to 0.9.1 | 0.9.1 |
rust-generic-arrayDebian:12 |
before 0.14.4-1 | 0.14.4-1 |
rust-generic-arrayDebian:13 |
before 0.14.4-1 | 0.14.4-1 |
rust-generic-arrayDebian:14 |
before 0.14.4-1 | 0.14.4-1 |
generic-arraycrates.io |
0.8.0 up to 0.8.4, 0.9.0 up to 0.9.1, 0.10.0 up to 0.10.1, 0.11.0 up to 0.11.2, 0.12.0 up to 0.12.4, 0.13.0 up to 0.13.3 | 0.8.40.9.10.10.10.11.20.12.40.13.3 |
rust-generic-arrayUbuntu:20.04:LTS |
All versions, plus listed versions 0.12.0-1 |
None known |
Show 5 moreShow less
| Package | Affected | Fixed |
|---|---|---|
rust-generic-arrayUbuntu:22.04:LTS |
All versions, plus listed versions 0.14.4-1 |
None known |
rust-generic-arrayUbuntu:24.04:LTS |
All versions, plus listed versions 0.14.7-1 |
None known |
rust-generic-arrayUbuntu:25.10 |
All versions, plus listed versions 0.14.7-1 |
None known |
rust-generic-arrayUbuntu:26.10 |
All versions, plus listed versions 0.14.7-11.4.4-1 |
None known |
rust-generic-arrayUbuntu:26.04:LTS |
All versions, plus listed versions 0.14.7-1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-36465 is a high vulnerability (CVSS 7.5) in Generic-array Project Generic-array, published April 9, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.27%, the 69th percentile. Fixed in generic-array 0.13.3.
References
rustsec.org/advisories/RUSTSEC-2020-0146.html
raw.githubusercontent.com/rustsec/advisory-db/main/crates/generic-array/RUSTSEC-2020-0146.md
nvd.nist.gov/vuln/detail/CVE-2020-36465
github.com/fizyk20/generic-array/issues/98
security-tracker.debian.org/tracker/CVE-2020-36465
Show 11 moreShow less
crates.io/crates/generic-array
ubuntu.com/security/CVE-2020-36465
cve.org/CVERecord?id=CVE-2020-36465
suse.com/security/cve/CVE-2020-35905