CVE-2019-1010182: yaml-rust 0.4.0 and earlier is affected by: Uncontrolled Recursion

Q: How do I fix CVE-2019-1010182?

yaml-rust: upgrade to newer than 0.4.0. Exact commands for each OS are on this page.

Q: Is CVE-2019-1010182 being exploited?

CVE-2019-1010182 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-1010182 affect?

CVE-2019-1010182 affects yaml-rust. Severity is medium (CVSS 6.5). yaml-rust 0.4.0 and earlier is affected by: Uncontrolled Recursion. The impact is: Denial of service by impossible to catch abort. The component is: YamlLoader::load_from_str function. The attack vector is: Parsing of a malicious YAML docum

Q: How urgent is CVE-2019-1010182?

Priority 39/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADE

CVE-2019-1010182 is a medium-severity flaw (CVSS 6.5) affecting yaml-rust. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

yaml-rust 0.4.0 and earlier is affected by: Uncontrolled Recursion. The impact is: Denial of service by impossible to catch abort. The component is: YamlLoader::load_from_str function. The attack vector is: Parsing of a malicious YAML document. The fixed version is: 0.4.1 and later.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.1% (top 35%)
CISA exploited list	No
Weakness	CWE-674
Published	2019-07-25
Last modified	2026-06-17

Publisher (CNA): DWF · Vendor: yaml-rust project

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

Am I affected?

Timeline

2019-07-25 14:15 UTCPublished CVE record published
2026-06-17 02:09 UTCUpdated Record last modified

yaml-rust project yaml-rust UPGRADE

Affected: <= 0.4.0

Fixed in: newer than 0.4.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy yaml-rust || rpm -q yaml-rust || yaml-rust --version

2. UPGRADE to newer than 0.4.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade yaml-rust

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade yaml-rust

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2019-1010182?

yaml-rust: upgrade to newer than 0.4.0. Exact commands for each OS are on this page.

Is CVE-2019-1010182 being exploited?

CVE-2019-1010182 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-2019-1010182 affect?

CVE-2019-1010182 affects yaml-rust. Severity is medium (CVSS 6.5). yaml-rust 0.4.0 and earlier is affected by: Uncontrolled Recursion. The impact is: Denial of service by impossible to catch abort. The component is: YamlLoader::load_from_str function. The attack vector is: Parsing of a malicious YAML docum

How urgent is CVE-2019-1010182?

Priority 39/100. No elevated risk signals yet.

Related CVEs

CVE-2018-20993 HIGH 7.5 UPGRADE An issue was discovered in the yaml-rust crate before 0.4.1 for Rust

References

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