less: out of bounds read access in is_utf8_well_formed()
Published Apr 14, 2015
2.5
LOWCVSS 3.0
EPSS 3.99%
Description
The is_utf8_well_formed function in GNU less before 475 allows remote attackers to have unspecified impact via malformed UTF-8 characters, which triggers an out-of-bounds read.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
less
Will not fix
Red Hat Enterprise Linux 6
less
Will not fix
Red Hat Enterprise Linux 7
less
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | less | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | less | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | less | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:L/Au:N/C:C/I:C/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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.99% (0.03989) | 90.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.02% (0.04017) | 89.21th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.43% (0.02433) | 83.72th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.46% (0.04465) | 81.42th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.43% (0.02433) | 84.06th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.29% (0.01291) | 86.39th | v3 (v2023.03.01) |
| Jun 28, 2024 | 1.29% (0.01291) | 85.89th | v3 (v2023.03.01) |
| Mar 6, 2024 | 0.91% (0.00913) | 82.40th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.91% (0.00913) | 80.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (9)
- http://advisories.mageia.org/MGASA-2015-0139.html x_refsource_CONFIRM
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159449.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-updates/2015-03/msg00077.html vendor-advisoryx_refsource_SUSE
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:199 vendor-advisoryx_refsource_MANDRIVA
- https://access.redhat.com/security/cve/CVE-2014-9488 Vendor Advisory
- https://blog.fuzzing-project.org/3-less-out-of-bounds-read-access-TFPA-0022014.html x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=1201309 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-9488
- https://www.cve.org/CVERecord?id=CVE-2014-9488
| Link | Providers | Tags |
|---|---|---|
| http://advisories.mageia.org/MGASA-2015-0139.html | x_refsource_CONFIRM | |
| http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159449.html | vendor-advisoryx_refsource_FEDORA | |
| http://lists.opensuse.org/opensuse-updates/2015-03/msg00077.html | vendor-advisoryx_refsource_SUSE | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2015:199 | vendor-advisoryx_refsource_MANDRIVA | |
| https://access.redhat.com/security/cve/CVE-2014-9488 | Vendor Advisory | |
| https://blog.fuzzing-project.org/3-less-out-of-bounds-read-access-TFPA-0022014.html | x_refsource_MISC | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1201309 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2014-9488 | ||
| https://www.cve.org/CVERecord?id=CVE-2014-9488 |
Change history (0)
No recorded changes yet.