ALT-BU-2017-3143-2

Branch sisyphus update bulletin.

Package libwebkitgtk4 updated to version 2.16.3-alt1 for branch sisyphus in task 183446.

Уязвимость функции IPC::Connection::processMessage UNIX IPC ядра отображения веб-страниц WebKitGTK+, позволяющая нарушителю вызвать переполнение буфера

Severity: CRITICAL (9.8)Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: HIGH (7.5)Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

References:

CVE-2017-1000121

The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate message size metadata, allowing a compromised secondary process to trigger an integer overflow and subsequent buffer overflow in the UI process. This vulnerability does not affect Apple products.

Severity: HIGH (7.5)Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: CRITICAL (9.8)Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References:

The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate certain message metadata, allowing a compromised secondary process to cause a denial of service (release assertion) of the UI process. This vulnerability does not affect Apple products.

Severity: MEDIUM (5.0)Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: MEDIUM (5.3)Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References:

An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. macOS before 10.12.3 is affected. tvOS before 10.1.1 is affected. watchOS before 3.1.3 is affected. The issue involves the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (use-after-free) via a crafted app.

Severity: CRITICAL (9.3)Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: HIGH (7.8)Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References:

An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. Safari before 10.1.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

Severity: MEDIUM (6.8)Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: HIGH (8.8)Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References:

An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. Safari before 10.1.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted web site that improperly interacts with pageshow events.

Severity: MEDIUM (4.3)Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: MEDIUM (6.1)Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References:

Severity: MEDIUM (6.8)Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: HIGH (8.8)Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References:

Version: 2.1.2

Branch sisyphus update on 2017-05-28

ALT-BU-2017-3143-2

ALT-PU-2017-1662-2

Closed vulnerabilities

BDU:2018-00197

CVE-2017-1000121

CVE-2017-1000122

CVE-2017-2360

CVE-2017-2496

CVE-2017-2510

CVE-2017-2539