How severe is CVE-2022-35166?

CVE-2022-35166 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-35166 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-35166?

CVE-2022-35166 affects Jpeg Libjpeg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-35166?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-35166 published?

CVE-2022-35166 was published on 2022-08-18 and last updated on 2026-06-17.

CVE-2022-35166

CVE-2022-35166 is a medium-severity vulnerability in Jpeg Libjpeg with a CVSS 3.x base score of 5.5. 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-835.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-835
Affected product: Jpeg Libjpeg
Published: 2022-08-18
Last modified: 2026-06-17

Description

libjpeg commit 842c7ba was discovered to contain an infinite loop via the component JPEG::ReadInternal.

Frequently asked questions

What is CVE-2022-35166?: libjpeg commit 842c7ba was discovered to contain an infinite loop via the component JPEG::ReadInternal.
How severe is CVE-2022-35166?: CVE-2022-35166 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-35166 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-35166?: CVE-2022-35166 affects Jpeg Libjpeg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-35166?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-35166 published?: CVE-2022-35166 was published on 2022-08-18 and last updated on 2026-06-17.

References

https://github.com/thorfdbg/libjpeg/issues/76

Affected products (1)

cpe:2.3:a:jpeg:libjpeg:2022-06-15:*:*:*:*:*:*:*

More vulnerabilities in Jpeg Libjpeg

CVE-2022-37768 — High (CVSS 7.5): libjpeg commit 281daa9 was discovered to contain an infinite loop via the component Frame::ParseTrailer.
CVE-2023-37837 — Medium (CVSS 6.5): libjpeg commit db33a6e was discovered to contain a heap buffer overflow via LineBitmapRequester::EncodeRegion at…
CVE-2023-37836 — Medium (CVSS 6.5): libjpeg commit db33a6e was discovered to contain a reachable assertion via BitMapHook::BitMapHook at bitmaphook.cpp.…
CVE-2022-37770 — Medium (CVSS 6.5): libjpeg commit 281daa9 was discovered to contain a segmentation fault via LineMerger::GetNextLowpassLine at…
CVE-2022-37769 — Medium (CVSS 6.5): libjpeg commit 281daa9 was discovered to contain a segmentation fault via HuffmanDecoder::Get at huffmandecoder.hpp.…
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