Perl: Stack overflow by processing a certain regular expression
Published Apr 20, 2010
5.0
MEDIUMCVSS 2.0
EPSS 2.04%
Description
Integer overflow in the regular expression engine in Perl 5.8.x allows context-dependent attackers to cause a denial of service (stack consumption and application crash) by matching a crafted regular expression against a long string.
Affected products
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
The Red Hat Product Security has rated this issue as having low security impact. The risks associated with fixing this bug are greater than the low severity security risk. We therefore currently have no plans to fix this flaw in Red Hat Enterprise Linux 3, 4, or 5.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
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 | 2.04% (0.02043) | 80.46th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.04% (0.02043) | 78.59th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.68% (0.00680) | 69.88th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.69% (0.00687) | 80.75th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.69% (0.00687) | 79.45th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.69% (0.00687) | 76.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
References (9)
- http://bugs.gentoo.org/show_bug.cgi?id=313565 x_refsource_MISCExploit
- http://perldoc.perl.org/perl5100delta.html x_refsource_CONFIRM
- http://secunia.com/advisories/55314 third-party-advisoryx_refsource_SECUNIA
- http://www.openwall.com/lists/oss-security/2010/04/08/9 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2010/04/14/3 mailing-listx_refsource_MLIST
- https://access.redhat.com/security/cve/CVE-2010-1158 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=580605 x_refsource_MISCIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2010-1158
- https://www.cve.org/CVERecord?id=CVE-2010-1158
| Link | Providers | Tags |
|---|---|---|
| http://bugs.gentoo.org/show_bug.cgi?id=313565 | x_refsource_MISCExploit | |
| http://perldoc.perl.org/perl5100delta.html | x_refsource_CONFIRM | |
| http://secunia.com/advisories/55314 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.openwall.com/lists/oss-security/2010/04/08/9 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2010/04/14/3 | mailing-listx_refsource_MLIST | |
| https://access.redhat.com/security/cve/CVE-2010-1158 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=580605 | x_refsource_MISCIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2010-1158 | ||
| https://www.cve.org/CVERecord?id=CVE-2010-1158 |
Change history (0)
No recorded changes yet.