ALT-PU-2024-3802-3

BDU:2019-02520

CRITICAL9.8

Уязвимость IRC-клиента Irssi для операционных систем Debian GNU/Linux и Ubuntu, связанная с использованием памяти после её освобождения, позволяющая нарушителю вызвать отказ в обслуживании или выполнить произвольный код

Опубликовано: 2019-07-16Изменено: 2021-03-23

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0КРИТИЧЕСКАЯ 10.0

CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C

Ссылки

CVE-2018-7054

BDU:2019-02521

HIGH8.1

Уязвимость IRC-клиента Irssi для операционной системы Ubuntu, связанная с использованием памяти после её освобождения при отправке SASL логина на сервер, позволяющая нарушителю вызвать отказ в обслуживании или выполнить произвольный код

Опубликовано: 2019-07-16Изменено: 2024-09-16

CVSS 3.xВЫСОКАЯ 8.1

CVSS:3.x/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0КРИТИЧЕСКАЯ 9.3

CVSS:2.0/AV:N/AC:M/Au:N/C:C/I:C/A:C

Ссылки

CVE-2019-13045

BDU:2019-03213

CRITICAL9.8

Уязвимость IRC-клиента Irssi операционных систем Ubuntu, связанная с использованием памяти после ее освобождения, позволяющая нарушителю выполнить произвольный код или вызвать отказ в обслуживании

Опубликовано: 2019-09-19Изменено: 2024-09-16

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0КРИТИЧЕСКАЯ 10.0

CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C

Ссылки

CVE-2019-15717

CVE-2017-10965

CRITICAL9.8

An issue was discovered in Irssi before 1.0.4. When receiving messages with invalid time stamps, Irssi would try to dereference a NULL pointer.

Опубликовано: 2017-07-07Изменено: 2025-04-20

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2017-10966

CRITICAL9.8

An issue was discovered in Irssi before 1.0.4. While updating the internal nick list, Irssi could incorrectly use the GHashTable interface and free the nick while updating it. This would then result in use-after-free conditions on each access of the hash table.

Опубликовано: 2017-07-07Изменено: 2025-04-20

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2017-15227

HIGH7.5

Irssi before 1.0.5, while waiting for the channel synchronisation, may incorrectly fail to remove destroyed channels from the query list, resulting in use-after-free conditions when updating the state later on.

Опубликовано: 2017-10-22Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-15228

HIGH7.5

Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string.

Опубликовано: 2017-10-22Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-15721

HIGH7.5

In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468.

Опубликовано: 2017-10-22Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-15722

MEDIUM5.9

In certain cases, Irssi before 1.0.5 may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string.

Опубликовано: 2017-10-22Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 4.3

CVSS:2.0/AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS 3.xСРЕДНЯЯ 5.9

CVSS:3.x/CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-15723

HIGH7.5

In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.

Опубликовано: 2017-10-22Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-7191

CRITICAL9.8

The netjoin processing in Irssi 1.x before 1.0.2 allows attackers to cause a denial of service (use-after-free) and possibly execute arbitrary code via unspecified vectors.

Опубликовано: 2017-03-27Изменено: 2025-04-20

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2017-9468

HIGH7.5

In Irssi before 1.0.3, when receiving a DCC message without source nick/host, it attempts to dereference a NULL pointer. Thus, remote IRC servers can cause a crash.

Опубликовано: 2017-06-07Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-9469

HIGH7.5

In Irssi before 1.0.3, when receiving certain incorrectly quoted DCC files, it tries to find the terminating quote one byte before the allocated memory. Thus, remote attackers might be able to cause a crash.

Опубликовано: 2017-06-07Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2018-5205

HIGH7.5

When using incomplete escape codes, Irssi before 1.0.6 may access data beyond the end of the string.

Опубликовано: 2018-01-06Изменено: 2024-11-21

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Ссылки

CVE-2018-5206

CRITICAL9.8

When the channel topic is set without specifying a sender, Irssi before 1.0.6 may dereference a NULL pointer.

Опубликовано: 2018-01-06Изменено: 2024-11-21

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2018-5207

HIGH7.5

When using an incomplete variable argument, Irssi before 1.0.6 may access data beyond the end of the string.

Опубликовано: 2018-01-06Изменено: 2024-11-21

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Ссылки

CVE-2018-5208

CRITICAL9.8

In Irssi before 1.0.6, a calculation error in the completion code could cause a heap buffer overflow when completing certain strings.

Опубликовано: 2018-01-06Изменено: 2024-11-21

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2018-7050

HIGH7.5

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. A NULL pointer dereference occurs for an "empty" nick.

Опубликовано: 2018-02-15Изменено: 2024-11-21

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2018-7051

HIGH7.5

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. Certain nick names could result in out-of-bounds access when printing theme strings.

Опубликовано: 2018-02-15Изменено: 2024-11-21

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Ссылки

CVE-2018-7052

HIGH7.5

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. When the number of windows exceeds the available space, a crash due to a NULL pointer dereference would occur.

Опубликовано: 2018-02-15Изменено: 2024-11-21

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2018-7053

CRITICAL9.8

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when SASL messages are received in an unexpected order.

Опубликовано: 2018-02-15Изменено: 2024-11-21

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2018-7054

CRITICAL9.8

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when a server is disconnected during netsplits. NOTE: this issue exists because of an incomplete fix for CVE-2017-7191.

Опубликовано: 2018-02-15Изменено: 2024-11-21

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2019-13045

HIGH8.1

Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.

Опубликовано: 2019-06-29Изменено: 2024-11-21

CVSS 2.0СРЕДНЯЯ 6.8

CVSS:2.0/AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS 3.xВЫСОКАЯ 8.1

CVSS:3.x/CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2019-15717

CRITICAL9.8

Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.

Опубликовано: 2019-08-29Изменено: 2024-11-21

CVSS 2.0ВЫСОКАЯ 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

Обновление пакета irssi в ветке c9f2

Закрытые проблемы (24)

An issue was discovered in Irssi before 1.0.4. When receiving messages with invalid time stamps, Irssi would try to dereference a NULL pointer.

An issue was discovered in Irssi before 1.0.4. While updating the internal nick list, Irssi could incorrectly use the GHashTable interface and free the nick while updating it. This would then result in use-after-free conditions on each access of the hash table.

Irssi before 1.0.5, while waiting for the channel synchronisation, may incorrectly fail to remove destroyed channels from the query list, resulting in use-after-free conditions when updating the state later on.

Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string.

In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468.

In certain cases, Irssi before 1.0.5 may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string.

In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.

The netjoin processing in Irssi 1.x before 1.0.2 allows attackers to cause a denial of service (use-after-free) and possibly execute arbitrary code via unspecified vectors.

In Irssi before 1.0.3, when receiving a DCC message without source nick/host, it attempts to dereference a NULL pointer. Thus, remote IRC servers can cause a crash.

In Irssi before 1.0.3, when receiving certain incorrectly quoted DCC files, it tries to find the terminating quote one byte before the allocated memory. Thus, remote attackers might be able to cause a crash.

When using incomplete escape codes, Irssi before 1.0.6 may access data beyond the end of the string.

When the channel topic is set without specifying a sender, Irssi before 1.0.6 may dereference a NULL pointer.

When using an incomplete variable argument, Irssi before 1.0.6 may access data beyond the end of the string.

In Irssi before 1.0.6, a calculation error in the completion code could cause a heap buffer overflow when completing certain strings.

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. A NULL pointer dereference occurs for an "empty" nick.

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. Certain nick names could result in out-of-bounds access when printing theme strings.

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. When the number of windows exceeds the available space, a crash due to a NULL pointer dereference would occur.

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when SASL messages are received in an unexpected order.

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when a server is disconnected during netsplits. NOTE: this issue exists because of an incomplete fix for CVE-2017-7191.

Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.

Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.