CVE-2012-2845: Integer overflow in the jpeg_data_load_data function in jpeg-data.c in libjpeg in exif 0.6.20 allows remote at

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MEDIUM 6.4DOWNGRADE

CVE-2012-2845 is a medium-severity flaw (CVSS 6.4) affecting exif. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Integer overflow in the jpeg_data_load_data function in jpeg-data.c in libjpeg in exif 0.6.20 allows remote attackers to cause a denial of service (buffer over-read and application crash) or obtain potentially sensitive information via a crafted JPEG file.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.4 (Medium)
EPSS exploit chance	3.6% (top 11%)
CISA exploited list	No
Weakness	CWE-189
Published	2012-07-13
Last modified	2026-06-16

Publisher (CNA): Chrome · Vendor: curtis galloway

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2012-07-13 10:34 UTCPublished CVE record published
2026-06-16 23:42 UTCUpdated Record last modified

curtis galloway exif DOWNGRADE

Affected: 0.6.20

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6.20

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.6.20 (Debian / Ubuntu)

apt-cache madison exif sudo apt install exif=<VERSION_BEFORE_0.6.20> sudo apt-mark hold exif

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

dnf --showduplicates list exif sudo dnf downgrade exif-<VERSION_BEFORE_0.6.20> sudo dnf versionlock add exif

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-2012-2845?

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

Is CVE-2012-2845 being exploited?

CVE-2012-2845 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-2012-2845 affect?

CVE-2012-2845 affects exif. Severity is medium (CVSS 6.4). Integer overflow in the jpeg_data_load_data function in jpeg-data.c in libjpeg in exif 0.6.20 allows remote attackers to cause a denial of service (buffer over-read and application crash) or obtain potentially sensitive information via a cr

How urgent is CVE-2012-2845?

Priority 45/100. No elevated risk signals yet.

Related CVEs

CVE-2021-27815 MEDIUM 5.5 UPGRADE MITIGATE NULL Pointer Deference in the exif command line tool, when printing out XML formatted EXIF data, in exif v0.6.
CVE-2009-1501 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in the Exif module 5.x-1.x before 5.x-1.2 and 6.x-1.x-dev before Apri

References

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