CVE-2022-28506

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.25% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 67.4% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-04-25 12:53Z4 YR AGO

Last updated

2024-08-03 05:56Z2 YR AGO

Reserved

2022-04-04

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

e5f13b426717d1eeaf99af2358a28f7026a9b1ef5ef5526f26342aca67453b0e

• github.comhttps://github.com/verf1sh/Poc/blob/master/giflib_pocx_refsource_MISC
• github.comhttps://github.com/verf1sh/Poc/blob/master/asan_report_giflib.pngx_refsource_MISC
• sourceforge.nethttps://sourceforge.net/p/giflib/bugs/159/x_refsource_MISC
• lists.fedoraproject.orgFEDORA-2022-964883b2a5https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4CJSHXBD2RS5OJNWSHQZVMTQCCTIPYS/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2022-91f353b8behttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KEAFUZXOOJJVFYRQM6IIJ7LMLEKCCESG/vendor-advisoryx_refsource_FEDORA