Описание
The (1) otrl_base64_otr_decode function in src/b64.c; (2) otrl_proto_data_read_flags and (3) otrl_proto_accept_data functions in src/proto.c; and (4) decode function in toolkit/parse.c in libotr before 3.2.1 allocates a zero-length buffer when decoding a base64 string, which allows remote attackers to cause a denial of service (application crash) via a message with the value "?OTR:===.", which triggers a heap-based buffer overflow.
| Релиз | Статус | Примечание |
|---|---|---|
| devel | released | 3.2.1-1 |
| hardy | ignored | end of life |
| lucid | released | 3.2.0-2ubuntu0.1 |
| natty | released | 3.2.0-2ubuntu1.1 |
| oneiric | released | 3.2.0-2.1ubuntu0.1 |
| precise | released | 3.2.0-4ubuntu0.1 |
| upstream | released | 3.2.1-1 |
Показывать по
4.3 Medium
CVSS2
Связанные уязвимости
The (1) otrl_base64_otr_decode function in src/b64.c; (2) otrl_proto_data_read_flags and (3) otrl_proto_accept_data functions in src/proto.c; and (4) decode function in toolkit/parse.c in libotr before 3.2.1 allocates a zero-length buffer when decoding a base64 string, which allows remote attackers to cause a denial of service (application crash) via a message with the value "?OTR:===.", which triggers a heap-based buffer overflow.
The (1) otrl_base64_otr_decode function in src/b64.c; (2) otrl_proto_d ...
The (1) otrl_base64_otr_decode function in src/b64.c; (2) otrl_proto_data_read_flags and (3) otrl_proto_accept_data functions in src/proto.c; and (4) decode function in toolkit/parse.c in libotr before 3.2.1 allocates a zero-length buffer when decoding a base64 string, which allows remote attackers to cause a denial of service (application crash) via a message with the value "?OTR:===.", which triggers a heap-based buffer overflow.
Уязвимость операционной системы Gentoo Linux, позволяющая удаленному злоумышленнику нарушить доступность защищаемой информации
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4.3 Medium
CVSS2