Buffer overflow in the "read-u8vector!" procedure in the srfi-4 unit in CHICKEN stable 4.8.0.7 and development snapshots before 4.9.1 allows remote attackers to cause a denial of service (memory corruption and application crash) and possibly execute arbitrary code via a "#f" value in the NUM argument
Published May 20, 2014
7.5
HIGHCVSS 2.0
EPSS 4.46%
Description
Buffer overflow in the "read-u8vector!" procedure in the srfi-4 unit in CHICKEN stable 4.8.0.7 and development snapshots before 4.9.1 allows remote attackers to cause a denial of service (memory corruption and application crash) and possibly execute arbitrary code via a "#f" value in the NUM argument.
Affected products
Remediation
No remediation recorded yet.
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:P/I:P/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 | 4.46% (0.04460) | 91.13th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.46% (0.04460) | 90.18th | v5 (v2026.06.15) |
| Mar 17, 2025 | 3.36% (0.03362) | 86.52th | v4 (v2025.03.14) |
| Dec 12, 2024 | 7.94% (0.07943) | 94.53th | v3 (v2023.03.01) |
| Nov 14, 2023 | 7.94% (0.07943) | 93.58th | v3 (v2023.03.01) |
| Nov 8, 2023 | 7.90% (0.07895) | 93.55th | v3 (v2023.03.01) |
| Mar 7, 2023 | 10.69% (0.10694) | 94.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.47% (0.05470) | 89.98th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.47% (0.05470) | 89.00th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.47% (0.05470) | 76.60th | v2 (v2022.01.01) |
References (8)
- http://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git%3Ba=commit%3Bh=1d06ce7e21c7e903ca5dca11fda6fcf2cc52de5e x_refsource_CONFIRM
- http://lists.gnu.org/archive/html/chicken-announce/2014-05/msg00001.html mailing-listx_refsource_MLIST
- http://lists.gnu.org/archive/html/chicken-hackers/2014-05/msg00032.html mailing-listx_refsource_MLIST
- http://seclists.org/oss-sec/2014/q2/328 mailing-listx_refsource_MLIST
- http://seclists.org/oss-sec/2014/q2/334 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/67468 vdb-entryx_refsource_BID
- https://bugs.call-cc.org/ticket/1124 x_refsource_CONFIRM
- https://security.gentoo.org/glsa/201612-54 vendor-advisoryx_refsource_GENTOO
| Link | Providers | Tags |
|---|---|---|
| http://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git%3Ba=commit%3Bh=1d06ce7e21c7e903ca5dca11fda6fcf2cc52de5e | x_refsource_CONFIRM | |
| http://lists.gnu.org/archive/html/chicken-announce/2014-05/msg00001.html | mailing-listx_refsource_MLIST | |
| http://lists.gnu.org/archive/html/chicken-hackers/2014-05/msg00032.html | mailing-listx_refsource_MLIST | |
| http://seclists.org/oss-sec/2014/q2/328 | mailing-listx_refsource_MLIST | |
| http://seclists.org/oss-sec/2014/q2/334 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/67468 | vdb-entryx_refsource_BID | |
| https://bugs.call-cc.org/ticket/1124 | x_refsource_CONFIRM | |
| https://security.gentoo.org/glsa/201612-54 | vendor-advisoryx_refsource_GENTOO |
Change history (0)
No recorded changes yet.