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CVE-2026-119601medium6.9

AFFLIB through 3.7.22 Heap Out-of-Bounds Write in af_get_page

Impact

AFFLIB through 3.7.22 has a heap out-of-bounds write vulnerability in af_get_page(), allowing attackers to corrupt memory with crafted AFF images. Attackers need to supply images with mismatched page and sector sizes. This can crash forensic tools.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

sshock · VulnCheck

AFFLIB

1 range
VulnCheck version evidence

Package identity

pkg:github/sshock/AFFLIBv3

Identity supplied by VulnCheck. Version matching requires compatible range evidence.

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0 → through 3.7.22

semver versions

unaffected

unknown

Other versions: unaffected

Original source description

AFFLIB through 3.7.22 contains a heap out-of-bounds write vulnerability in af_get_page() that allows attackers to corrupt heap memory by supplying crafted AFF images with mismatched page and sector sizes. Attackers can set a page size larger than and not a multiple of the sector size, causing the sector zero-fill loop to write past the buffer and crash forensic tools.

Inside the record

Evidence available

Package identity
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers · not supplied

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-119601

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-787 ↗

Out-of-bounds Write

VulnCheck

Related →

Environment requirements

These conditions apply together as specified by the publisher. A matching product name alone does not establish exposure.

VulnCheck · platform conditions

Any condition may hold

Vulnerable product

cpe:2.3:a:afflib_project:afflib:*:*:*:*:*:*:*:*

Through (inclusive): 3.7.22

Original applicability statements
[
  {
    "nodes": [
      {
        "operator": "OR",
        "negate": false,
        "cpeMatch": [
          {
            "vulnerable": true,
            "criteria": "cpe:2.3:a:afflib_project:afflib:*:*:*:*:*:*:*:*",
            "versionEndIncluding": "3.7.22"
          }
        ]
      }
    ]
  }
]
Contributing organizations · 1
VulnCheck

Assigning organization

2026-10-30

What changed

Follow changes
No substantive changes have been recorded here yet. History starts when cve.new observes a change after tracking is enabled; earlier edits are not reconstructed.

Large field values are marked as truncated previews. Original source snapshots remain retained.

References

5 sources
github.com/sshock/AFFLIBv3/issues/61
issue-trackingVulnCheck
github.com/sshock/AFFLIBv3/blob/v3.7.22/lib/afflib_pages.cpp
technical-descriptionVulnCheck
hackmd.io/@haindpwn/afflib-aff-get-page-sector-fill-oob-write
third-party-advisoryVulnCheck
github.com/sshock/AFFLIBv3
productVulnCheck
www.vulncheck.com/advisories/afflib-through-3.7.22-heap-out-of-bounds-write-in-af-get-page
third-party-advisoryVulnCheck