CVE-2021-3600 (GCVE-0-2021-3600)
Vulnerability from cvelistv5 – Published: 2024-01-08 18:16 – Updated: 2024-09-04 15:38
VLAI
EPSS
VEX
Summary
It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code.
Severity
7.8 (High)
7.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://cve.mitre.org/cgi-bin/cvename.cgi?name=CV… | issue-tracking |
| https://ubuntu.com/security/notices/USN-5003-1 | third-party-advisory |
| https://git.kernel.org/linus/e88b2c6e5a4d9ce30d75… | issue-tracking |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| The Linux Kernel Organization | linux |
Affected:
0 , < 5.11
(semver)
|
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}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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