CVE-2015-0243 Memory corruption in PostgreSQL

What is CVE-2015-0243?

CVE-2015-0243 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 27 Jan 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Multiple buffer overflows in contrib/pgcrypto in PostgreSQL before 9.0.19, 9.1.x before 9.1.15, 9.2.x before 9.2.10, 9.3.x before 9.3.6, and 9.4.x before 9.4.1 allow remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.

Weakness: CWE-120

Which versions are affected by CVE-2015-0243?

It affects 2 products.

Products include Debian Debian Linux, Postgresql Postgresql.

How do I fix CVE-2015-0243?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2015-0243 being exploited?

There is no known exploitation of CVE-2015-0243 in the wild and no public exploit code.

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• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-4c7q-44j3-76m6, UBUNTU-CVE-2015-0243.