CVE-2026-92389 Affecting libcurl4-32bit package, versions <8.14.1-150400.5.98.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.72% (54th percentile)

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  • Snyk IDSNYK-SLES155-LIBCURL432BIT-22149877
  • published3 Nov 2026
  • disclosed30 Oct 2026

Introduced: 30 Oct 2026

NewCVE-2026-92389  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 libcurl4-32bit to version 8.14.1-150400.5.98.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcurl4-32bit package and not the libcurl4-32bit package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

libcurl's TFTP state machine fails to validate state transitions against the requested transfer direction, accepting opening server responses for both reads and writes interchangeably. A malicious TFTP server can respond to a download request in a way that forces the client into transmit mode, prompting libcurl to consume and transmit data from the handle's persistent CURLOPT_READDATA pointer - including data remaining from unrelated prior operations, such as an HTTP POST request executed on a reused handle.

CVSS Base Scores

version 3.1