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CVE-2023-26966

Good to know:

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Date: June 28, 2023

libtiff 4.5.0 is vulnerable to Buffer Overflow in uv_encode() when libtiff reads a corrupted little-endian TIFF file and specifies the output to be big-endian.

Language: C

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2023-26966
https://gitlab.com/libtiff/libtiff/-/merge_requests/473
https://security-tracker.debian.org/tracker/CVE-2023-26966
https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html
https://gitlab.com/libtiff/libtiff/-/issues/530
https://access.redhat.com/security/cve/CVE-2023-26966
https://www.mend.io/vulnerability-database/CVE-2023-26966

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

Top Fix

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Upgrade to version libtiff - 4.5.1

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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