How severe is CVE-2018-12447?

CVE-2018-12447 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-12447 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12447?

CVE-2018-12447 affects Libbpg Project Libbpg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12447?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-12447 published?

CVE-2018-12447 was published on 2018-06-15 and last updated on 2026-06-17.

CVE-2018-12447

CVE-2018-12447 is a high-severity vulnerability in Libbpg Project Libbpg with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Libbpg Project Libbpg
Published: 2018-06-15
Last modified: 2026-06-17

Description

The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.8 and other products, has an integer overflow that leads to a heap-based buffer overflow and remote code execution.

Frequently asked questions

What is CVE-2018-12447?: The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.8 and other products, has an integer overflow that leads to a heap-based buffer overflow and remote code execution.
How severe is CVE-2018-12447?: CVE-2018-12447 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-12447 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12447?: CVE-2018-12447 affects Libbpg Project Libbpg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12447?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-12447 published?: CVE-2018-12447 was published on 2018-06-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libbpg_project:libbpg:0.9.8:*:*:*:*:*:*:*

More vulnerabilities in Libbpg Project Libbpg

CVE-2017-14034 — High (CVSS 8.8): The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.7 and other products,…
CVE-2017-13136 — High (CVSS 8.8): The image_alloc function in bpgenc.c in libbpg 0.9.7 has an integer overflow, with a resultant invalid malloc and NULL…
CVE-2017-14796 — High (CVSS 8.8): The hevc_write_frame function in libbpg.c in libbpg 0.9.7 allows remote attackers to cause a denial of service (integer…
CVE-2017-14795 — High (CVSS 8.8): The hevc_write_frame function in libbpg.c in libbpg 0.9.7 allows remote attackers to cause a denial of service…
CVE-2017-14734 — High (CVSS 8.8): The build_msps function in libbpg.c in libbpg 0.9.7 allows remote attackers to cause a denial of service (heap-based…
CVE-2016-5637 — High (CVSS 8.8): The restore_tqb_pixels function in libbpg 0.9.5 through 0.9.7 mishandles the transquant_bypass_enable_flag value, which…

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Other CWE-190 (Integer Overflow or Wraparound) vulnerabilities

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CVE-2015-5108 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2015-5097 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2013-2555 — Critical (CVSS 10.0): Integer overflow in Adobe Flash Player before 10.3.183.75 and 11.x before 11.7.700.169 on Windows and Mac OS X, before…

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