CVEvulnerability
CVE-2011-2939
5.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2012-01-13
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.1 MEDIUM — AV:N/AC:H/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-189
Description
Off-by-one error in the decode_xs function in Unicode/Unicode.xs in the Encode module before 2.44, as used in Perl before 5.15.6, might allow context-dependent attackers to cause a denial of service (memory corruption) via a crafted Unicode string, which triggers a heap-based buffer overflow.
Affected configurations
• dan kogai encode module (<= 2.43)
• dan kogai encode module 0.93
• dan kogai encode module 0.94
• dan kogai encode module 0.95
• dan kogai encode module 0.96
• dan kogai encode module 0.97
• dan kogai encode module 0.98
• dan kogai encode module 0.99
• dan kogai encode module 1.00
• dan kogai encode module 1.01
• dan kogai encode module 1.10
• dan kogai encode module 1.11
• dan kogai encode module 1.20
• dan kogai encode module 1.21
• dan kogai encode module 1.25
• dan kogai encode module 1.26
• dan kogai encode module 1.28
• dan kogai encode module 1.30
• dan kogai encode module 1.31
• dan kogai encode module 1.32
• dan kogai encode module 1.33
• dan kogai encode module 1.34
• dan kogai encode module 1.40
• dan kogai encode module 1.41
• dan kogai encode module 1.42
• dan kogai encode module 1.50
• dan kogai encode module 1.51
• dan kogai encode module 1.52
• dan kogai encode module 1.53
• dan kogai encode module 1.54
• dan kogai encode module 1.55
• dan kogai encode module 1.56
• dan kogai encode module 1.57
• dan kogai encode module 1.58
• dan kogai encode module 1.59
• dan kogai encode module 1.60
• dan kogai encode module 1.61
• dan kogai encode module 1.62
• dan kogai encode module 1.63
• dan kogai encode module 1.64
• dan kogai encode module 1.65
• dan kogai encode module 1.66
• dan kogai encode module 1.67
• dan kogai encode module 1.68
• dan kogai encode module 1.69
• dan kogai encode module 1.70
• dan kogai encode module 1.71
• dan kogai encode module 1.72
• dan kogai encode module 1.73
• dan kogai encode module 1.74
• dan kogai encode module 1.75
• dan kogai encode module 1.76
• dan kogai encode module 1.77
• dan kogai encode module 1.78
• dan kogai encode module 1.79
• dan kogai encode module 1.80
• dan kogai encode module 1.81
• dan kogai encode module 1.82
• dan kogai encode module 1.83
• dan kogai encode module 1.84
… and 97 more
Related
Weakness · not in database (1)
References
- http://cpansearch.perl.org/src/FLORA/perl-5.14.2/pod/perldelta.pod cpansearch.perl.org
- http://perl5.git.perl.org/perl.git/commitdiff/e46d973584785af1f445c4dedbee4243419cb860#patch5 Exploit, Patch
- http://search.cpan.org/~flora/perl-5.14.2/pod/perldelta.pod#Encode_decode_xs_n-byte_heap-overflow_%28CVE-2011-2939%29 search.cpan.org
- http://secunia.com/advisories/46172 secunia.com
- http://secunia.com/advisories/46989 secunia.com
- http://secunia.com/advisories/51457 secunia.com
- http://secunia.com/advisories/55314 secunia.com
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:008 www.mandriva.com
- http://www.openwall.com/lists/oss-security/2011/08/18/8 www.openwall.com
- http://www.openwall.com/lists/oss-security/2011/08/19/17 Patch
- http://www.redhat.com/support/errata/RHSA-2011-1424.html www.redhat.com
- http://www.securityfocus.com/bid/49858 www.securityfocus.com
- http://www.ubuntu.com/usn/USN-1643-1 www.ubuntu.com
- https://bugzilla.redhat.com/show_bug.cgi?id=731246 Patch
- http://cpansearch.perl.org/src/FLORA/perl-5.14.2/pod/perldelta.pod cpansearch.perl.org
- http://perl5.git.perl.org/perl.git/commitdiff/e46d973584785af1f445c4dedbee4243419cb860#patch5 Exploit, Patch
- http://search.cpan.org/~flora/perl-5.14.2/pod/perldelta.pod#Encode_decode_xs_n-byte_heap-overflow_%28CVE-2011-2939%29 search.cpan.org
- http://secunia.com/advisories/46172 secunia.com
- http://secunia.com/advisories/46989 secunia.com
- http://secunia.com/advisories/51457 secunia.com
- http://secunia.com/advisories/55314 secunia.com
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:008 www.mandriva.com
- http://www.openwall.com/lists/oss-security/2011/08/18/8 www.openwall.com
- http://www.openwall.com/lists/oss-security/2011/08/19/17 Patch
- http://www.redhat.com/support/errata/RHSA-2011-1424.html www.redhat.com
- http://www.securityfocus.com/bid/49858 www.securityfocus.com
- http://www.ubuntu.com/usn/USN-1643-1 www.ubuntu.com
- https://bugzilla.redhat.com/show_bug.cgi?id=731246 Patch