apr-util single NULL byte buffer overflow
Published Jun 6, 2009
6.4
MEDIUMCVSS 2.0
EPSS 12.04%
Description
Off-by-one error in the apr_brigade_vprintf function in Apache APR-util before 1.3.5 on big-endian platforms allows remote attackers to obtain sensitive information or cause a denial of service (application crash) via crafted input.
Affected products
No data.
Configuration 2
- ≥ 2.2.0 · < 2.2.12
Configuration 3
- 6.06
- 8.04
- 8.10
- 9.04
No data.
Red Hat Certificate System 7.3
ant-0:1.6.5-1jpp_1rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
avalon-logkit-0:1.2-2jpp_4rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
axis-0:1.2.1-1jpp_3rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
classpathx-jaf-0:1.0-2jpp_6rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
classpathx-mail-0:1.1.1-2jpp_8rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
geronimo-specs-0:1.0-0.M4.1jpp_10rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
jakarta-commons-modeler-0:2.0-3jpp_2rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
log4j-0:1.2.12-1jpp_1rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
mx4j-1:3.0.1-1jpp_4rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
pcsc-lite-0:1.3.3-3.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
rhpki-ca-0:7.3.0-20.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
rhpki-java-tools-0:7.3.0-10.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
rhpki-kra-0:7.3.0-14.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
rhpki-manage-0:7.3.0-19.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
rhpki-native-tools-0:7.3.0-6.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
rhpki-ocsp-0:7.3.0-13.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
rhpki-tks-0:7.3.0-13.el4
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
tomcat5-0:5.5.23-0jpp_4rh.16
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
xerces-j2-0:2.7.1-1jpp_1rh
Fixed · RHSA-2010:0602
Red Hat Certificate System 7.3
xml-commons-0:1.3.02-2jpp_1rh
Fixed · RHSA-2010:0602
Red Hat Enterprise Linux 3
httpd-0:2.0.46-73.ent
Fixed · RHSA-2009:1108
Red Hat Enterprise Linux 4
apr-util-0:0.9.4-22.el4_8.1
Fixed · RHSA-2009:1107
Red Hat Enterprise Linux 5
apr-util-0:1.2.7-7.el5_3.1
Fixed · RHSA-2009:1107
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Certificate System 7.3 | ant-0:1.6.5-1jpp_1rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | avalon-logkit-0:1.2-2jpp_4rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | axis-0:1.2.1-1jpp_3rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | classpathx-jaf-0:1.0-2jpp_6rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | classpathx-mail-0:1.1.1-2jpp_8rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | geronimo-specs-0:1.0-0.M4.1jpp_10rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | jakarta-commons-modeler-0:2.0-3jpp_2rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | log4j-0:1.2.12-1jpp_1rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | mx4j-1:3.0.1-1jpp_4rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | pcsc-lite-0:1.3.3-3.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | rhpki-ca-0:7.3.0-20.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | rhpki-java-tools-0:7.3.0-10.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | rhpki-kra-0:7.3.0-14.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | rhpki-manage-0:7.3.0-19.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | rhpki-native-tools-0:7.3.0-6.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | rhpki-ocsp-0:7.3.0-13.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | rhpki-tks-0:7.3.0-13.el4 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | tomcat5-0:5.5.23-0jpp_4rh.16 | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | xerces-j2-0:2.7.1-1jpp_1rh | Fixed | RHSA-2010:0602 |
| Red Hat Certificate System 7.3 | xml-commons-0:1.3.02-2jpp_1rh | Fixed | RHSA-2010:0602 |
| Red Hat Enterprise Linux 3 | httpd-0:2.0.46-73.ent | Fixed | RHSA-2009:1108 |
| Red Hat Enterprise Linux 4 | apr-util-0:0.9.4-22.el4_8.1 | Fixed | RHSA-2009:1107 |
| Red Hat Enterprise Linux 5 | apr-util-0:1.2.7-7.el5_3.1 | Fixed | RHSA-2009:1107 |
No package ranges for this CVE.
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: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 2, 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 (25 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 12.04% (0.12042) | 96.02th | v5 (v2026.06.15) |
| Jun 15, 2026 | 12.04% (0.12042) | 95.59th | v5 (v2026.06.15) |
| Mar 4, 2026 | 5.42% (0.05415) | 89.96th | v4 (v2025.03.14) |
| Dec 28, 2025 | 4.27% (0.04274) | 88.47th | v4 (v2025.03.14) |
| Dec 27, 2025 | 5.95% (0.05952) | 90.39th | v4 (v2025.03.14) |
| Oct 28, 2025 | 4.26% (0.04265) | 88.29th | v4 (v2025.03.14) |
| Oct 27, 2025 | 5.94% (0.05939) | 90.25th | v4 (v2025.03.14) |
| Oct 1, 2025 | 4.26% (0.04265) | 88.39th | v4 (v2025.03.14) |
| Jul 30, 2025 | 5.94% (0.05939) | 90.27th | v4 (v2025.03.14) |
| Mar 30, 2025 | 4.26% (0.04265) | 87.76th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.61% (0.08613) | 87.17th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.26% (0.04265) | 88.07th | v4 (v2025.03.14) |
| Dec 17, 2024 | 29.33% (0.29330) | 96.89th | v3 (v2023.03.01) |
| May 13, 2024 | 38.90% (0.38899) | 97.21th | v3 (v2023.03.01) |
| Feb 25, 2024 | 31.57% (0.31572) | 96.84th | v3 (v2023.03.01) |
| Jan 15, 2024 | 19.27% (0.19274) | 95.81th | v3 (v2023.03.01) |
| Nov 8, 2023 | 8.41% (0.08411) | 93.74th | v3 (v2023.03.01) |
| Jul 8, 2023 | 8.43% (0.08431) | 93.52th | v3 (v2023.03.01) |
| May 8, 2023 | 7.02% (0.07015) | 92.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 8.43% (0.08431) | 93.37th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.34% (0.07344) | 92.59th | v2 (v2022.01.01) |
| Jul 18, 2022 | 7.34% (0.07344) | 92.17th | v2 (v2022.01.01) |
| Jul 17, 2022 | 4.36% (0.04358) | 87.36th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.34% (0.07344) | 91.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.34% (0.07344) | 80.64th | v2 (v2022.01.01) |
References (54)
- http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://marc.info/?l=bugtraq&m=129190899612998&w=2 vendor-advisoryx_refsource_HPMailing ListThird Party Advisory
- http://secunia.com/advisories/34724 third-party-advisoryx_refsource_SECUNIABroken Link
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- http://security.gentoo.org/glsa/glsa-200907-03.xml vendor-advisoryx_refsource_GENTOOThird Party Advisory
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- http://svn.apache.org/viewvc?view=rev&revision=768417 x_refsource_CONFIRMPatchThird Party Advisory
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- http://www-01.ibm.com/support/docview.wss?uid=swg27014463 x_refsource_CONFIRMThird Party Advisory
- http://www.apache.org/dist/apr/CHANGES-APR-UTIL-1.3 x_refsource_CONFIRMVendor Advisory
- http://www.mail-archive.com/dev%40apr.apache.org/msg21591.html mailing-listx_refsource_MLIST
- http://www.mail-archive.com/dev%40apr.apache.org/msg21592.html mailing-listx_refsource_MLIST
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- http://www.redhat.com/support/errata/RHSA-2009-1107.html vendor-advisoryx_refsource_REDHATThird Party Advisory
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- https://lists.apache.org/thread.html/r2295080a257bad27ea68ca0af12fc715577f9e84801eae116a33107e%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rad2acee3ab838b52c04a0698b1728a9a43467bf365bd481c993c535d%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/reb7c64aeea604bf948467d9d1cab8ff23fa7d002be1964bcc275aae7%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
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Change history (0)
No recorded changes yet.