Allocation of Resources Without Limits or Throttling Affecting php81 package, versions <8.1.16-r0


Severity

Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.22% (61st percentile)

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  • Snyk ID SNYK-ALPINE319-PHP81-6110835
  • published 8 Dec 2023
  • disclosed 16 Feb 2023

How to fix?

Upgrade Alpine:3.19 php81 to version 8.1.16-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php81 package and not the php81 package as distributed by Alpine. See How to fix? for Alpine:3.19 relevant fixed versions and status.

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, core path resolution function allocate buffer one byte too small. When resolving paths with lengths close to system MAXPATHLEN setting, this may lead to the byte after the allocated buffer being overwritten with NUL value, which might lead to unauthorized data access or modification.

CVSS Scores

version 3.1
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NVD

Recommended
8.1 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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SUSE

7.5 high
Expand this section

Red Hat

7.5 high