CVE-2013-7423
N/A
Published: February 24, 2015 at 03:00 PM UTC
Updated: June 17, 2026 at 12:01 AM UTC
4 products affected across 4 vendorsUbuntu LinuxopenSUSEEnterprise Linux Server Aus
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Severity
N/A
Exploit prediction
EPSS 6%
Description
The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%v < 2.20
Affected range stops below 2.20, so it looks safe — our inference, not a vendor statement
95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (11)
Vendor Advisoryx_refsource_SUSEThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.htmlVendor Advisoryx_refsource_REDHAT
Source: [email protected]
http://rhn.redhat.com/errata/RHSA-2015-0863.htmlMailing Listx_refsource_FULLDISC
Source: [email protected]
http://seclists.org/fulldisclosure/2021/Sep/0Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2015/01/28/20VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/72844Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
http://www.ubuntu.com/usn/USN-2519-1Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2016:1207Quick Info
StatusMODIFIED
CWE
CWE-17
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