Out-of-bounds Read Affecting curl package, versions <8.6.0-150600.4.3.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.06% (25th percentile)

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  • Snyk IDSNYK-SLES156-CURL-7644327
  • published7 Aug 2024
  • disclosed6 Aug 2024

Introduced: 6 Aug 2024

CVE-2024-7264  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 curl to version 8.6.0-150600.4.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

libcurl's ASN1 parser code has the GTime2str() function, used for parsing an ASN.1 Generalized Time field. If given an syntactically incorrect field, the parser might end up using -1 for the length of the time fraction, leading to a strlen() getting performed on a pointer to a heap buffer area that is not (purposely) null terminated.

This flaw most likely leads to a crash, but can also lead to heap contents getting returned to the application when CURLINFO_CERTINFO is used.

CVSS Scores

version 3.1