Service interruption via truncated igb firmware string
Published May 22, 2024 · Updated May 11, 2026
String truncation in the Linux kernel 6.7 igb driver allows local users to interrupt service through an unspecified local vector. In igb_set_fw_version, a kasprintf allocation failure falls back to snprintf, which writes a 23-to-43-byte firmware string into adapter->fw_version's 32-byte buffer and truncates it. The flaw is limited to systems using the igb driver; public records do not explain how a low-privileged local user controls the firmware fields or how truncation causes service loss.
Summary
What happened
String truncation in the Linux kernel 6.7 igb driver allows local users to interrupt service through an unspecified local vector. In igb_set_fw_version, a kasprintf allocation failure falls back to snprintf, which writes a 23-to-43-byte firmware string into adapter->fw_version's 32-byte buffer and truncates it. The flaw is limited to systems using the igb driver; public records do not explain how a low-privileged local user controls the firmware fields or how truncation causes service loss.
The record
- CVE
- CVE-2024-36010
- Published
- May 22, 2024
- Updated
- May 11, 2026
- Vendor
- The Linux Kernel Organization
- Product
- Linux
- Classifications
- Unavailable
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- May 22, 2024CVE publishedPublication date reported by the CVE source.
- May 11, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=1978d3ead82c8e39d739dd4e19b1ea7bf923dfb4 <c56d055893cbe97848611855d1c97d0ab171eccc
- Affected versionversion=6.7
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What is affected?
Published CVSS scores
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Attacks
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Public exploit references
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Technologies
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