CVE-2017-12445: The JB2BitmapCoder::code_row_by_refinement function in jb2/bmpcoder.cpp in minidjvu 0.8 can cause a denial of

Routine

MEDIUM 6.5DOWNGRADE

CVE-2017-12445 is a medium-severity flaw (CVSS 6.5) affecting minidjvu. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The JB2BitmapCoder::code_row_by_refinement function in jb2/bmpcoder.cpp in minidjvu 0.8 can cause a denial of service (invalid memory read and application crash) via a crafted djvu file.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-125
Published	2017-08-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: minidjvu project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-08-17 16:29 UTCPublished CVE record published
2026-06-17 01:03 UTCUpdated Record last modified

minidjvu project minidjvu DOWNGRADE

Affected: 0.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.8

1. Check installed version

apt-cache policy minidjvu || rpm -q minidjvu || minidjvu --version

2. No fixed release: DOWNGRADE to a release before 0.8 (Debian / Ubuntu)

apt-cache madison minidjvu sudo apt install minidjvu=<VERSION_BEFORE_0.8> sudo apt-mark hold minidjvu

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list minidjvu sudo dnf downgrade minidjvu-<VERSION_BEFORE_0.8> sudo dnf versionlock add minidjvu

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-12445?

minidjvu: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-12445 being exploited?

CVE-2017-12445 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-12445 affect?

CVE-2017-12445 affects minidjvu. Severity is medium (CVSS 6.5). The JB2BitmapCoder::code_row_by_refinement function in jb2/bmpcoder.cpp in minidjvu 0.8 can cause a denial of service (invalid memory read and application crash) via a crafted djvu file.

How urgent is CVE-2017-12445?

Priority 38/100. No elevated risk signals yet.

Related CVEs

CVE-2017-12444 MEDIUM 6.5 DOWNGRADE The mdjvu_bitmap_get_bounding_box function in base/4bitmap.c in minidjvu 0.8 can cause a denial of service (in
CVE-2017-12443 MEDIUM 6.5 DOWNGRADE The mdjvu_bitmap_pack_row function in base/4bitmap.c in minidjvu 0.8 can cause a denial of service (invalid me
CVE-2017-12442 MEDIUM 6.5 DOWNGRADE The row_is_empty function in base/4bitmap.c:272 in minidjvu 0.8 can cause a denial of service (invalid memory
CVE-2017-12441 MEDIUM 6.5 DOWNGRADE The row_is_empty function in base/4bitmap.c:274 in minidjvu 0.8 can cause a denial of service (invalid memory

References

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