What’s Vulnerable › Vulnerabilities

CVE-2019-10269

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-03-29 · updated 2026-06-17
• Weakness: CWE-787

Description

BWA (aka Burrow-Wheeler Aligner) before 2019-01-23 has a stack-based buffer overflow in the bns_restore function in bntseq.c via a long sequence name in a .alt file.

Affected products

• Burrow-Wheeler Aligner Project Burrow-Wheeler Aligner: before 2019-01-23 — fixed in 2019-01-23
• Canonical Ubuntu Linux: 18.04, 19.04

How to fix

Upgrade to a fixed version: Burrow-Wheeler Aligner Project Burrow-Wheeler Aligner 2019-01-23. Check the vendor advisory for mitigations.

References

• https://coreymhudson.github.io/bwa_vulnerabilties/
• https://github.com/lh3/bwa/pull/232
• https://usn.ubuntu.com/4087-1/
• https://coreymhudson.github.io/bwa_vulnerabilties/
• https://github.com/lh3/bwa/pull/232
• https://usn.ubuntu.com/4087-1/

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