CVE-2008-2662
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5...
10.0 High
CVE-2008-2662 is a high vulnerability (CVSS 10.0) in Ruby-lang Ruby, published June 24, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.26%, the 91st percentile. No source names a fixed version.
- Severity
- 10.0 HighCVSS 2.0, NVD
- Exploit chance
- 4.26%EPSS, 91st percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors that trigger memory corruption, a different issue than CVE-2008-2663, CVE-2008-2664, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. This CVE description should be regarded as authoritative, although it is likely to change.
Exploit likelihood
4.26%Unchanged since Feb 4, 2022
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ruby1.8Debian:4.0 From an advisory covering 6 CVEs | before 1.8.5-4etch2, plus listed versions 1.8.5-41.8.5-4etch1 | 1.8.5-4etch2 |
ruby1.9Debian:4.0 From an advisory covering 6 CVEs | before 1.9.0+20060609-1etch2, plus listed versions 1.9.0+20060609-11.9.0+20060609-1etch1 | 1.9.0+20060609-1etch2 |
irbRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
rubyRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-develRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-docsRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-libsRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-modeRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-tcltkRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
Show 64 moreShow less
| Package | Affected | Fixed |
|---|---|---|
irbRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
rubyRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-develRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-docsRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-libsRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-modeRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-tcltkRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
irbRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
rubyRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-develRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-docsRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-libsRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-modeRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-tcltkRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
irbRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
rubyRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-develRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-docsRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-libsRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-modeRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
ruby-tcltkRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:1.8.1-7.el4_6.1 | 0:1.8.1-7.el4_6.1 |
rubyRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-debuginfoRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-develRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-modeRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
rubyRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-docsRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-irbRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-libsRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-rdocRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-riRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-tcltkRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
rubyRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-develRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-docsRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-irbRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-libsRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-modeRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-rdocRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-riRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby-tcltkRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:1.8.5-5.el5_2.3 | 0:1.8.5-5.el5_2.3 |
ruby3.3Red Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.3.10-23.1.hum1 | 0:3.3.10-23.1.hum1 |
ruby3.3-bundled-gemsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.3.10-23.1.hum1 | 0:3.3.10-23.1.hum1 |
ruby3.3-default-gemsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.3.10-23.1.hum1 | 0:3.3.10-23.1.hum1 |
ruby3.3-develRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.3.10-23.1.hum1 | 0:3.3.10-23.1.hum1 |
ruby3.3-docRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.3.10-23.1.hum1 | 0:3.3.10-23.1.hum1 |
ruby3.3-libsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.3.10-23.1.hum1 | 0:3.3.10-23.1.hum1 |
ruby3.4Red Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.4.8-31.1.hum1 | 0:3.4.8-31.1.hum1 |
ruby3.4-bundled-gemsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.4.8-31.1.hum1 | 0:3.4.8-31.1.hum1 |
ruby3.4-default-gemsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.4.8-31.1.hum1 | 0:3.4.8-31.1.hum1 |
ruby3.4-develRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.4.8-31.1.hum1 | 0:3.4.8-31.1.hum1 |
ruby3.4-docRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.4.8-31.1.hum1 | 0:3.4.8-31.1.hum1 |
ruby3.4-libsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:3.4.8-31.1.hum1 | 0:3.4.8-31.1.hum1 |
ruby4.0Red Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:4.0.0-33.3.hum1 | 0:4.0.0-33.3.hum1 |
ruby4.0-bundled-gemsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:4.0.0-33.3.hum1 | 0:4.0.0-33.3.hum1 |
ruby4.0-default-gemsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:4.0.0-33.3.hum1 | 0:4.0.0-33.3.hum1 |
ruby4.0-develRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:4.0.0-33.3.hum1 | 0:4.0.0-33.3.hum1 |
ruby4.0-docRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:4.0.0-33.3.hum1 | 0:4.0.0-33.3.hum1 |
ruby4.0-libsRed Hat:hummingbird:1 From an advisory covering 36 CVEs | before 0:4.0.0-33.3.hum1 | 0:4.0.0-33.3.hum1 |
What each source reports
NVD Score used
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors that trigger memory corruption, a different issue than CVE-2008-2663, CVE-2008-2664, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. This CVE description should be regarded as authoritative, although it is likely to change.
- Record
CVE-2008-2662- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE ListNo score
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors that trigger memory corruption, a different issue than CVE-2008-2663, CVE-2008-2664, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. This CVE description should be regarded as authoritative, although it is likely to change.
- Record
CVE-2008-2662- Updated
- 2026-11-02
EUVDEUVD-2008-2657No score
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors that trigger memory corruption, a different issue than CVE-2008-2663, CVE-2008-2664, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. This CVE description should be regarded as authoritative, although it is likely to change.
- Record
EUVD-2008-2657- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6wwf-x53r-5qqqNo score
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5...
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors that trigger memory corruption, a different issue than CVE-2008-2663, CVE-2008-2664, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. This CVE description should be regarded as authoritative, although it is likely to change.
- Record
GHSA-6wwf-x53r-5qqq- Updated
- 2026-11-02
OSVRHSA-2026:7305
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
- Record
RHSA-2026:7305- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-13
OSVRHSA-2026:7307
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
- Record
RHSA-2026:7307- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-13
OSVRHSA-2026:8838
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
- Record
RHSA-2026:8838- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-13
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
lists.opensuse.org/opensuse-security-announce/2008-08/msg00006.html
support.apple.com/kb/HT2163
weblog.rubyonrails.org/2008/6/21/multiple-ruby-security-vulnerabilities
mandriva.com/security/advisories?name=MDVSA-2008:141
secunia.com/advisories/30875
vupen.com/english/advisories/2008/1981/references
Show 194 moreShow less
debian.org/security/2008/dsa-1618
securityfocus.com/archive/1/493688/100/0/threaded
matasano.com/log/1070/updates-on-drew-yaos-terrible-ruby-vulnerabilities
slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.429562
lists.apple.com/archives/security-announce/2008//Jun/msg00002.html
securitytracker.com/id?1020347
rubyinside.com/june-2008-ruby-security-vulnerabilities-927.html
wiki.rpath.com/wiki/Advisories:rPSA-2008-0206
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11601
redhat.com/archives/fedora-package-announce/2008-June/msg00937.html
exchange.xforce.ibmcloud.com/vulnerabilities/43345
issues.rpath.com/browse/RPL-2626
security.gentoo.org/glsa/glsa-200812-17.xml
zedshaw.com/rants/the_big_ruby_vulnerabilities.html
ruby-lang.org/en/news/2008/06/20/arbitrary-code-execution-vulnerabilities
ruby-forum.com/topic/157034
blog.phusion.nl/2008/06/23/ruby-186-p230187-broke-your-app-ruby-enterprise-edition-to-the-rescue
ubuntu.com/usn/usn-621-1
nvd.nist.gov/vuln/detail/CVE-2008-2662
github.com/advisories/GHSA-6wwf-x53r-5qqq
access.redhat.com/errata/RHSA-2008:0561
bugzilla.redhat.com/show_bug.cgi?id=450821
security.access.redhat.com/data/csaf/v2/advisories/2008/rhsa-2008_0561.json
cve.org/CVERecord?id=CVE-2008-2376
images.redhat.com
hackerone.com/reports/3467067
This page doesn't list everything
Left out here: 9 references. The JSON record has them.