CVE-2026-33328

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Source
https://cve.org/CVERecord?id=CVE-2026-33328
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-33328.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2026-33328
Aliases
  • GHSA-r98w-4fp7-m9c7
Downstream
Published
2026-07-20T16:22:22Z
Modified
2026-08-21T09:09:33Z
Severity
  • 6.8 (Medium) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS Calculator
Summary
Possible integer overflow on 32-bit systems when reading GIF images
Details

libvips is a fast image processing library with low memory needs. On 32-bit systems in versions before and including 8.18.0, the gifload operation could incorrectly determine dimensions leading to an integer overflow. This has been patched in version 8.18.1.

Database specific 
{
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
        "CWE-190"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33328.json"
}
References

Affected packages

Git / github.com/libvips/libvips

Affected ranges

Type
GIT
Repo
https://github.com/libvips/libvips
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
d00e58e8afa0bb11830d4f6fdeacc076eb6bf748
Fixed
9b633e45abfcf1fc4c84847007c81805193c0969
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:libvips:libvips:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "8.18.1"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

v7.*
v7.28.0
v8.*
v8.0-beta
v8.1
v8.10.0
v8.10.0-beta1
v8.10.0-beta2
v8.10.0-rc1
v8.10.0-rc2
v8.10.6-beta2
v8.11
v8.11.0
v8.11.0-rc1
v8.12.0
v8.12.0-rc1
v8.13.0
v8.13.0-pre1
v8.13.0-rc1
v8.13.0-rc2
v8.14.0
v8.14.0-rc1
v8.15.0
v8.15.0-rc2
v8.16.0
v8.16.0-rc1
v8.16.0-rc2
v8.17.0
v8.17.0-rc1
v8.17.0-test1
v8.17.0-test2
v8.17.0-test3
v8.17.0-test4
v8.18.0
v8.18.0-alpha1
v8.18.0-alpha2
v8.18.0-rc1
v8.18.0-rc2
v8.18.0-rc3
v8.2.2
v8.3.0
v8.5.1
v8.5.2
v8.5.3
v8.6.0
v8.6.0-alpha1
v8.6.0-alpha2
v8.6.0-beta1
v8.6.0-beta2
v8.7.0
v8.7.0-alpha2
v8.7.0-rc1
v8.7.0-rc2
v8.7.0-rc3
v8.8.0
v8.8.0-rc1
v8.8.0-rc2
v8.8.0-rc3
v8.9.0
v8.9.0-alpha1
v8.9.0-beta1
v8.9.0-beta2
v8.9.0-rc1
v8.9.0-rc2
v8.9.0-rc3
v8.9.0-rc4

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-33328.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "128319102195692645417502852218788172572",
                "280198527585656289028533088095758631634",
                "264368488197591930568994124049979519952",
                "22457934656645698976790397585362726717",
                "87045383624196863387879228160688093369",
                "177906024140106992990409708852350263092",
                "178572187685197770091206256011275006615"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2026-33328-6fc9efa8",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/libvips/libvips/commit/9b633e45abfcf1fc4c84847007c81805193c0969",
        "target": {
            "file": "libvips/foreign/nsgifload.c"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "function_hash": "21668448105709728108813725880325192660",
            "length": 261
        },
        "id": "CVE-2026-33328-777a2a3e",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/libvips/libvips/commit/9b633e45abfcf1fc4c84847007c81805193c0969",
        "target": {
            "file": "libvips/foreign/nsgifload.c",
            "function": "vips_foreign_load_nsgif_bitmap_create"
        }
    }
]
vanir_signatures_modified 
"2026-08-21T09:09:33Z"