Anolis OS update for vim



| Updated: 2025-03-28
Risk High
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2021-3872
CVE-2021-3984
CVE-2021-4019
CVE-2021-4192
CVE-2021-4193
CVE-2021-3778
CVE-2021-3796
CWE-ID CWE-122
CWE-787
CWE-416
CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Anolis OS
Operating systems & Components / Operating system

vim-filesystem
Operating systems & Components / Operating system package or component

vim-minimal
Operating systems & Components / Operating system package or component

vim-enhanced
Operating systems & Components / Operating system package or component

vim-common
Operating systems & Components / Operating system package or component

vim-X11
Operating systems & Components / Operating system package or component

Vendor OpenAnolis

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU63059

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-3872

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

vim-filesystem: before 8.0.1763-16.0.1

vim-minimal: before 8.0.1763-16.0.1

vim-enhanced: before 8.0.1763-16.0.1

vim-common: before 8.0.1763-16.0.1

vim-X11: before 8.0.1763-16.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0014


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Heap-based buffer overflow

EUVDB-ID: #VU63049

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-3984

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

vim-filesystem: before 8.0.1763-16.0.1

vim-minimal: before 8.0.1763-16.0.1

vim-enhanced: before 8.0.1763-16.0.1

vim-common: before 8.0.1763-16.0.1

vim-X11: before 8.0.1763-16.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0014


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Out-of-bounds write

EUVDB-ID: #VU63048

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-4019

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

vim-filesystem: before 8.0.1763-16.0.1

vim-minimal: before 8.0.1763-16.0.1

vim-enhanced: before 8.0.1763-16.0.1

vim-common: before 8.0.1763-16.0.1

vim-X11: before 8.0.1763-16.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0014


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Use-after-free

EUVDB-ID: #VU60790

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-4192

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error. A remote attacker can trick the victim to open a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

vim-filesystem: before 8.0.1763-16.0.1

vim-minimal: before 8.0.1763-16.0.1

vim-enhanced: before 8.0.1763-16.0.1

vim-common: before 8.0.1763-16.0.1

vim-X11: before 8.0.1763-16.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0014


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Out-of-bounds read

EUVDB-ID: #VU60789

Risk: Low

CVSSv4.0: 0.2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-4193

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and crash the application.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

vim-filesystem: before 8.0.1763-16.0.1

vim-minimal: before 8.0.1763-16.0.1

vim-enhanced: before 8.0.1763-16.0.1

vim-common: before 8.0.1763-16.0.1

vim-X11: before 8.0.1763-16.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0014


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Heap-based buffer overflow

EUVDB-ID: #VU63063

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-3778

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

vim-filesystem: before 8.0.1763-16.0.1

vim-minimal: before 8.0.1763-16.0.1

vim-enhanced: before 8.0.1763-16.0.1

vim-common: before 8.0.1763-16.0.1

vim-X11: before 8.0.1763-16.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0014


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Use-after-free

EUVDB-ID: #VU63065

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-3796

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error. A remote attacker can trick the victim to open a specially crafted file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

vim-filesystem: before 8.0.1763-16.0.1

vim-minimal: before 8.0.1763-16.0.1

vim-enhanced: before 8.0.1763-16.0.1

vim-common: before 8.0.1763-16.0.1

vim-X11: before 8.0.1763-16.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0014


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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