NULL pointer dereference in openexr (Alpine package)



Published: 2020-07-09
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-15304
CWE-ID CWE-476
Exploitation vector Local
Public exploit N/A
Vulnerable software
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openexr (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU31713

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-15304

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in "TiledInputFile::TiledInputFile()" in "IlmImf/ImfTiledInputFile.cpp". A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

openexr (Alpine package): 2.1.0-r0 - 2.2.1-r1

External links

http://git.alpinelinux.org/aports/commit/?id=cf52c5e86963b64c175bb99f1195d67595b2265e


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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