The Linux kernel from v2.3.36 before v2.6.39 allows local unprivileged users to cause a denial of service (memory consumption) by triggering creation of PTE pages
Published Feb 20, 2020
5.5
MEDIUMCVSS 3.1
EPSS 0.39%
Description
The Linux kernel from v2.3.36 before v2.6.39 allows local unprivileged users to cause a denial of service (memory consumption) by triggering creation of PTE pages.
Affected products
- Vendor n/a Product Linux kernel Defaultn/a
- Version v2.3.36 before v2.6.39StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Linux kernel | n/a |
|
Configuration 1
- ≥ 2.3.36 · < 2.6.39
Configuration 2
- 11.04
- 12.04
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 4, 5, 6, and Red Hat Enterprise MRG as they did not backport the upstream commit a63d83f4 that introduced this issue.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.39% (0.00389) | 30.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00389) | 30.50th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00060) | 16.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00045) | 16.02th | v3 (v2023.03.01) |
| Jun 10, 2024 | 0.04% (0.00045) | 14.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00045) | 12.06th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
References (8)
- http://marc.info/?l=oss-security&m=130923704824984&w=2 x_refsource_MISCThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2011-2498 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2011-2498
- https://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-2498.html x_refsource_MISCThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2011-2498 x_refsource_MISCThird Party Advisory
- https://usn.ubuntu.com/1167-1/ x_refsource_MISCThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2011-2498
- https://www.rapid7.com/db/vulnerabilities/ubuntu-USN-1383-1 x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://marc.info/?l=oss-security&m=130923704824984&w=2 | x_refsource_MISCThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2011-2498 | Vendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2011-2498 | ||
| https://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-2498.html | x_refsource_MISCThird Party Advisory | |
| https://security-tracker.debian.org/tracker/CVE-2011-2498 | x_refsource_MISCThird Party Advisory | |
| https://usn.ubuntu.com/1167-1/ | x_refsource_MISCThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2011-2498 | ||
| https://www.rapid7.com/db/vulnerabilities/ubuntu-USN-1383-1 | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.