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rosalinuxROSA LABROSA-SA-2021-1910
HistoryJul 02, 2021 - 5:26 p.m.

Advisory ROSA-SA-2021-1910

2021-07-0217:26:35
ROSA LAB
abf.rosalinux.ru
11
lua 5.1.4
cobalt 7.9
buffer overflow
segmentation error
garbage collection

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

7.1

Confidence

Low

EPSS

0.003

Percentile

71.0%

Software: lua 5.1.4
OS: Cobalt 7.9

CVE-ID: CVE-2020-15888
CVE-Crit: HIGH
CVE-DESC: Lua through 5.4.0 incorrectly handles the interaction between stack resizing and garbage collection, resulting in heap-based buffer overflow, heap-based buffer overflow, or post-release usage.
CVE-STATUS: default
CVE-REV: default

CVE-ID: CVE-2020-15945
CVE-Crit: MEDIUM
CVE-DESC: Lua through 5.4.0 has a segmentation error in changedline in ldebug.c (e.g., when calling luaG_traceexec) because it incorrectly expects that the value of oldpc is always updated when the control flow returns to the function.
CVE-STATUS: default
CVE-REV: default

OSVersionArchitecturePackageVersionFilename
Cobaltanynoarchlua< 5.1.4UNKNOWN

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

7.1

Confidence

Low

EPSS

0.003

Percentile

71.0%