Vulnerability · CVE-2026-56367
ImageMagick: Integer Overflow in PSB (PSD v2) RLE decoding path causes heap Out of Bounds reads for 32-bit builds
Published Feb 25, 2026 · catalog updated Nov 3, 2026 · ImageMagick: Integer Overflow in
Last checked Nov 6, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2026-56367. EPSS is 0.24%. Act only if a listed version of ImageMagick: Integer Overflow in is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (ImageMagick: Integer Overflow in).
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Low3.7
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.24%
- Remediation
- Advisory link
- Affected products
- NuGet Magick.NET-Q16-AnyCPU · NuGet Magick.NET-Q16-HDRI-AnyCPU · NuGet Magick.NET-Q16-HDRI-OpenMP-arm64 · NuGet Magick.NET-Q16-HDRI-OpenMP-x64 · NuGet Magick.NET-Q16-HDRI-arm64 · NuGet Magick.NET-Q16-HDRI-x64
An integer overflow in the PSB (PSD v2) RLE decoding path causes a heap out-of-bounds read on 32-bit builds. This can lead to information disclosure or a crash when processing crafted PSB files.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- NuGet Magick.NET-Q16-AnyCPU0 → 14.10.3
- NuGet Magick.NET-Q16-HDRI-AnyCPU0 → 14.10.3
- NuGet Magick.NET-Q16-HDRI-OpenMP-arm640 → 14.10.3
- NuGet Magick.NET-Q16-HDRI-OpenMP-x640 → 14.10.3
- NuGet Magick.NET-Q16-HDRI-arm640 → 14.10.3
- NuGet Magick.NET-Q16-HDRI-x640 → 14.10.3
- NuGet Magick.NET-Q16-HDRI-x860 → 14.10.3
- NuGet Magick.NET-Q16-OpenMP-arm640 → 14.10.3
- NuGet Magick.NET-Q16-OpenMP-x640 → 14.10.3
- NuGet Magick.NET-Q16-OpenMP-x860 → 14.10.3
- NuGet Magick.NET-Q16-arm640 → 14.10.3
- NuGet Magick.NET-Q16-x640 → 14.10.3
How to fix CVE-2026-56367
Upgrade
CVE-2026-56367 lists a fix boundary at 14.10.3. Compare the installed build with that boundary before you change production.
Version check
Fixed in 14.10.3 · 5 other ranges on the advisory
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-56367. EPSS is 0.24%. Act only if a listed version of ImageMagick: Integer Overflow in is installed.
Which versions are affected?
Compare what you have installed with Magick.NET-Q16-AnyCPU 0 → 14.10.3; Magick.NET-Q16-HDRI-AnyCPU 0 → 14.10.3; Magick.NET-Q16-HDRI-OpenMP-arm64 0 → 14.10.3; Magick.NET-Q16-HDRI-OpenMP-x64 0 → 14.10.3. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-125: Out-of-bounds Read; CWE-190: Integer Overflow. EPSS 0.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Feb 25, 2026 · GitHub Advisory Database
Detected
An integer overflow in the PSB (PSD v2) RLE decoding path causes a heap out-of-bounds read on 32-bit builds. This can lead to information disclosure or a crash when processing crafted PSB files.
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-AnyCPU fixed in 14.10.3; Magick.NET-Q16-HDRI-AnyCPU fixed in 14.10.3; Magick.NET-Q16-HDRI-OpenMP-arm64 fixed in 14.10.3; Magick.NET-Q16-HDRI-OpenMP-x64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-AnyCPU fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-HDRI-AnyCPU fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-HDRI-OpenMP-arm64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-HDRI-OpenMP-x64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-HDRI-arm64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-HDRI-x64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-HDRI-x86 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-OpenMP-arm64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-OpenMP-x64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-OpenMP-x86 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-arm64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Fix available
Magick.NET-Q16-x64 fixed in 14.10.3
Nov 3, 2026 · GitHub Advisory Database
Updated
An integer overflow in the PSB (PSD v2) RLE decoding path causes a heap out-of-bounds read on 32-bit builds. This can lead to information disclosure or a crash when processing crafted PSB files.
Sources
- CVE.orgVulnerability recordCVE-2026-56367
Official CVE identifier
cve.org - GitHub Advisory DatabasePackage advisoryGHSA-273h-m46v-96q4
GitHub Advisory Database record mirrored by OSV.
github.com - OpenSSF OSV / OSV ScannerPackage advisoryGHSA-273h-m46v-96q4
ImageMagick: Integer Overflow in PSB (PSD v2) RLE decoding path causes heap Out of Bounds reads for 32-bit builds
osv.dev
References
Freshness
Last verified in this catalog Nov 4, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- GitHub Advisory DatabaseNov 6, 2026
- OpenSSF OSV / OSV ScannerNov 6, 2026
- CVE.orgNov 4, 2026