CVE-2015-7497: canonical ubuntu_linux
Vulnerability summary
CVE-2015-7497 is a medium (CVSS 5.0) vulnerability in canonical ubuntu_linux. EPSS estimates a 7.15% chance of exploitation in the next 30 days, higher than 94.2% of scored vulnerabilities.
Not severe (CVSS 5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 15 · Related 10Timeline
- 15-12-2015PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Heap-based buffer overflow in the xmlDictComputeFastQKey function in dict.c in libxml2 before 2.9.3 allows context-dependent attackers to cause a denial of service via unspecified vectors.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
7.15%
Chance of exploitation in the next 30 days
Percentile
94%
Versus all other CVEs
30-day change
No change 0.00 pp
From 7.15% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Redhat4 products
Debian2 products
- libxml2< 2.9.3+dfsg1-1
- debian_linuxEOL7.0 | 8.0
Hp2 products
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 15.04 | 15.10
Ubuntu1 product
- libxml2< 2.9.1+dfsg1-3ubuntu4.6
Xmlsoft1 product
- libxml2≤ 2.9.2
6 vendors · 11 products
References
20 links- bugzilla.redhat.com/show_bug.cgi?id=1281862X Refsource CONFIRMIssue TrackingThird Party AdvisoryVDB Entry
- www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlX Refsource CONFIRM
Show all 20 references
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172X Refsource CONFIRMThird Party Advisory