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redhatRedHatRHSA-2021:1935
HistoryMay 18, 2021 - 6:26 a.m.

(RHSA-2021:1935) Low: rust-toolset:rhel8 security, bug fix, and enhancement update

2021-05-1806:26:06
access.redhat.com
28
security update
memory safety
cve-2020-36318
cve-2020-36317
rust 1.49.0

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

70.3%

Rust is a systems programming language that runs blazingly fast, prevents segfaults, and guarantees thread safety.

The following packages have been upgraded to a later upstream version: rust (1.49.0). (BZ#1896712)

Security Fix(es):

  • rust: use-after-free or double free in VecDeque::make_contiguous (CVE-2020-36318)

  • rust: memory safety violation in String::retain() (CVE-2020-36317)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section.

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

70.3%