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Out-of-bounds Write Affecting libcrypt package, versions <0:2.26-64.amzn2.0.1

Severity

0.0
high
0
10

    Threat Intelligence

    EPSS
    0.04% (14th percentile)

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  • Snyk ID SNYK-AMZN2-LIBCRYPT-6745245
  • published 1 May 2024
  • disclosed 17 Apr 2024
Report a new vulnerability Found a mistake?

Introduced: 17 Apr 2024

CVE-2024-2961 Open this link in a new tab
CWE-787 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 libcrypt to version 0:2.26-64.amzn2.0.1 or higher.
This issue was patched in ALAS2-2024-2521.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcrypt package and not the libcrypt package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable.

CVSS Scores

version 3.1
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Snyk

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

8.2 high
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Red Hat

8.8 high