Integer Overflow or Wraparound Affecting mod_ssl package, versions <1:2.4.53-7.el9


Severity

Recommended
medium

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.43% (76th percentile)

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  • Snyk ID SNYK-ALMALINUX9-MODSSL-5655937
  • published 28 May 2023
  • disclosed 15 Nov 2022

How to fix?

Upgrade AlmaLinux:9 mod_ssl to version 1:2.4.53-7.el9 or higher.
This issue was patched in ALSA-2022:8067.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mod_ssl package and not the mod_ssl package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.

References

CVSS Scores

version 3.1
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NVD

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

7.4 high
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Red Hat

7.4 high