CVE-2023-40745
Libtiff: integer overflow in tiffcp.c
MEDIUM
6.5
CVSS Score
Published: October 5, 2023 at 06:55 PM UTC
Updated: June 17, 2026 at 06:19 AM UTC
4 products affected across 4 vendorsFedoraEnterprise LinuxActive IQ Unified Manager
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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%
Description
LibTIFF is vulnerable to an integer overflow. This flaw allows remote attackers to cause a denial of service (application crash) or possibly execute an arbitrary code via a crafted tiff image, which triggers a heap-based buffer overflow.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
95%
All versions
v < 4.6.0
Affected range stops below 4.6.0, so it looks safe — our inference, not a vendor statement
All versions
Vendor states this is fixed in 0:4.4.0-12.el9 (unaffected)
Vendor states this is fixed in 6 (unknown)
Vendor states this is fixed in 7 (unknown)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2024:2289VDB Entryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/security/cve/CVE-2023-40745Issue Trackingx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2235265Source: af854a3a-2127-422b-91ae-364da2661108
https://security.netapp.com/advisory/ntap-20231110-0005/CVSS
6.5MEDIUMredhat
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-190
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