CVE-2017-5505 — The jas_matrix_asl function in jas_seq

The jas_matrix_asl function in jas_seq.c in JasPer 1.900.27 allows remote attackers to cause a denial of service (invalid memory read and crash) via a crafted image.

01What is this vulnerability?

The jas_matrix_asl function in jas_seq.c in JasPer 1.900.27 allows remote attackers to cause a denial of service (invalid memory read and crash) via a crafted image.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2017-03-16T15:59:00.850
• Last modified: 2026-05-13T00:24:29.033

09References

• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00082.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00085.html
• www.openwall.com — http://www.openwall.com/lists/oss-security/2017/01/16/5
• www.openwall.com — http://www.openwall.com/lists/oss-security/2017/01/17/4
• www.securityfocus.com — http://www.securityfocus.com/bid/95687
• blogs.gentoo.org — https://blogs.gentoo.org/ago/2017/01/16/jasper-invalid-memory-read-in-jas_matrix…
• security.gentoo.org — https://security.gentoo.org/glsa/201908-03
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00082.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00085.html
• www.openwall.com — http://www.openwall.com/lists/oss-security/2017/01/16/5