Home/CVE/There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit
CVE

CVE-2021-3479

There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit

There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger excessive consumption of memory, resulting in an impact to system availability.

MEDIUM · CVSS 5.5 EPSS 0.0053
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-400Uncontrolled Resource Consumption
CWE-770Allocation of Resources Without Limits or Throttling
▤

Affected Products & Versions

3
openexr< 2.4.3
openexr>= 2.5.0 and < 2.5.4
debian linuxall versions
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD31 Mar 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

5
suse-csafSUSE-SU-2021:2159-1
suse-csafSUSE-SU-2021:14757-1
suse-csafopenSUSE-SU-2021:0670-1
suse-csafSUSE-SU-2021:1489-1
usnUSN-4900-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25370Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1939149Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00001.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
https://security.gentoo.org/glsa/202107-27Third Party Advisory
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