Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 16.04
• Canonical Ubuntu 18.04

Description

It was discovered that SQLite incorrectly handled certain corruped schemas. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-8740)

It was discovered that SQLite incorrectly handled certain SELECT statements. An attacker could possibly use this issue to cause a denial of service. This issue was only addressed in Ubuntu 19.10. (CVE-2019-19603)

It was discovered that SQLite incorrectly handled certain self-referential views. An attacker could possibly use this issue to cause a denial of service. This issue was only addressed in Ubuntu 19.10. (CVE-2019-19645)

Henry Liu discovered that SQLite incorrectly handled certain malformed window-function queries. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 19.10 and Ubuntu 20.04 LTS. (CVE-2020-11655)

It was discovered that SQLite incorrectly handled certain string operations. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-13434)

It was discovered that SQLite incorrectly handled certain expressions. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 19.10 and Ubuntu 20.04 LTS. (CVE-2020-13435)

It was discovered that SQLite incorrectly handled certain fts3 queries. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-13630)

It was discovered that SQLite incorrectly handled certain virtual table names. An attacker could possibly use this issue to cause a denial of service. This issue was only addressed in Ubuntu 19.10 and Ubuntu 20.04 LTS. (CVE-2020-13631)

It was discovered that SQLite incorrectly handled certain fts3 queries. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-13632)

CVEs contained in this USN include: CVE-2018-8740, CVE-2019-19603, CVE-2019-19645, CVE-2020-11655, CVE-2020-13434, CVE-2020-13435, CVE-2020-13630, CVE-2020-13631, CVE-2020-13632.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• cflinuxfs3
  • All versions prior to 0.193.0
• Xenial Stemcells
  • 170.x versions prior to 170.221
  • 250.x versions prior to 250.200
  • 315.x versions prior to 315.185
  • 456.x versions prior to 456.114
  • 621.x versions prior to 621.76
  • All other stemcells not listed.
• CF Deployment
  • All versions prior to v13.5.0

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:

• cflinuxfs3
  • Upgrade All versions to 0.193.0 or greater
• Xenial Stemcells
  • Upgrade 170.x versions to 170.221 or greater
  • Upgrade 250.x versions to 250.200 or greater
  • Upgrade 315.x versions to 315.185 or greater
  • Upgrade 456.x versions to 456.114 or greater
  • Upgrade 621.x versions to 621.76 or greater
  • All other stemcells should be upgraded to the latest version available on bosh.io.
• CF Deployment
  • Upgrade All versions to v13.5.0 or greater

References

• USN Notice
• CVE-2018-8740
• CVE-2019-19603
• CVE-2019-19645
• CVE-2020-11655
• CVE-2020-13434
• CVE-2020-13435
• CVE-2020-13630
• CVE-2020-13631
• CVE-2020-13632

History

2020-06-10: Initial vulnerability report published.