Vulnerability Details : CVE-2016-7970
Buffer overflow in the calc_coeff function in libass/ass_blur.c in libass before 0.13.4 allows remote attackers to cause a denial of service via unspecified vectors.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2016-7970
- cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
- cpe:2.3:a:libass_project:libass:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-7970
3.36%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-7970
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-7970
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-7970
-
http://www.securityfocus.com/bid/93358
libass Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
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https://bugzilla.redhat.com/show_bug.cgi?id=1381960
1381960 – (CVE-2016-7969, CVE-2016-7970, CVE-2016-7972) CVE-2016-7969 CVE-2016-7970 CVE-2016-7972 libass: Multiple issues disclosed with 0.13.4 updateIssue Tracking;Patch
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/
[SECURITY] Fedora 23 Update: libass-0.13.4-1.fc23 - package-announce - Fedora Mailing-ListsPatch;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/
[SECURITY] Fedora 25 Update: libass-0.13.4-1.fc25 - package-announce - Fedora Mailing-ListsPatch;Third Party Advisory
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https://github.com/libass/libass/releases/tag/0.13.4
Release Release 0.13.4 · libass/libass · GitHubPatch;Release Notes;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/
[SECURITY] Fedora 24 Update: libass-0.13.4-1.fc24 - package-announce - Fedora Mailing-ListsPatch;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2016/10/05/2
oss-security - Re: Handful of libass issuesMailing List;Patch;Third Party Advisory
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https://github.com/libass/libass/pull/240/commits/08e754612019ed84d1db0d1fc4f5798248decd75
Fix issues found by fuzzing by grigorig · Pull Request #240 · libass/libass · GitHubIssue Tracking;Patch;Third Party Advisory
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https://security.gentoo.org/glsa/201702-25
libass: Multiple vulnerabilities (GLSA 201702-25) — Gentoo securityPatch;Third Party Advisory;VDB Entry
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