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🛡️ USN-8564-1 — php8.1 (CVE-2026-12184 +1 more)

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

php8.1, php8.3, php8.5 vulnerabilities

It was discovered that PHP incorrectly handled certain TLS setup failures,

resulting in a NULL pointer dereference. An attacker could possibly use

this issue to cause PHP to crash, resulting in a denial of service. This

issue only affected Ubuntu 26.04 LTS. (CVE-2026-12184)

It was discovered that PHP contained a buffer allocation flaw in the

OpenSSL extension when using the AES-WRAP-PAD algorithm. An attacker could

use this issue to cause PHP to crash, resulting in a denial of service, or

possibly execute arbitrary code. (CVE-2026-14355)

Affected software

USN-8564-1 is recorded against 3 packages.

  • php8.1 (fixed in 8.1.2-1ubuntu2.25)
  • php8.3 (fixed in 8.3.6-0ubuntu0.24.04.10)
  • php8.5 (fixed in 8.5.4-0ubuntu1.2)

Timeline and source

Published on 20 July 2026 and last revised on 21 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

ubuntu.com (Advisory)
ubuntu.com (Report)
ubuntu.com (Report)

Other advisories for this package

php8.1 has other advisories on record. If you are patching this one, these are worth checking on the same host:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-07-20
Updated 2026-08-20
Modified 2026-07-21
Fix URL N/A

Affected Packages

Software From version Fixed in
php8.1 — 8.1.2-1ubuntu2.25
php8.3 — 8.3.6-0ubuntu0.24.04.10
php8.5 — 8.5.4-0ubuntu1.2

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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