VulnerabilityModified
CVE-2023-52355
This flaw allows a remote attacker to cause a denial of service via a crafted input with a size smaller than 379 KB.
HIGH 7.5EPSS 1.83%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An out-of-memory flaw was found in libtiff that could be triggered by passing a crafted tiff file to the TIFFRasterScanlineSize64() API. This flaw allows a remote attacker to cause a denial of service via a crafted input with a size smaller than 379 KB.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.83% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- libtiff/libtiff · redhat/enterprise linux
- Source
- secalert@redhat.com
References
- https://access.redhat.com/errata/RHSA-2025:20801
- https://access.redhat.com/errata/RHSA-2025:21994
- https://access.redhat.com/errata/RHSA-2025:23078
- https://access.redhat.com/errata/RHSA-2025:23079
- https://access.redhat.com/errata/RHSA-2025:23080
- https://access.redhat.com/errata/RHSA-2026:3461
- https://access.redhat.com/errata/RHSA-2026:3462
- https://access.redhat.com/errata/RHSA-2026:41892
- https://access.redhat.com/errata/RHSA-2026:43537
- https://access.redhat.com/errata/RHSA-2026:49671
- https://access.redhat.com/security/cve/CVE-2023-52355Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2251326Issue Tracking, Patch, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/-/issues/621Exploit, Issue Tracking
- https://access.redhat.com/security/cve/CVE-2023-52355Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2251326Issue Tracking, Patch, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/-/issues/621Exploit, Issue Tracking
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.