Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2009-1375

18
FAUCET Score

CVE-2009-1375 describes a denial-of-service vulnerability in Pidgin (formerly Gaim) versions prior to 2.5.6, stemming from improper buffer maintenance in the PurpleCircBuffer implementation. This flaw allows remote attackers to trigger memory corruption and an application crash via the XMPP or Sametime protocols. With a CVSS score of 5.0, it is considered a medium severity vulnerability, requiring no authentication and having low attack complexity, but only impacting availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.5.5CPE matchmatch criteria
cpe:2.3:a:pidgin:pidgin:*:*:*:*:*:*:*:*
2.0.0CPE matchmatch criteria
cpe:2.3:a:pidgin:pidgin:2.0.0:*:*:*:*:*:*:*
2.0.1CPE matchmatch criteria
cpe:2.3:a:pidgin:pidgin:2.0.1:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:a:pidgin:pidgin:2.0.2:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:a:pidgin:pidgin:2.0.2:*:linux:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.31%
Probability of exploitation in next 30 days
EPSS Percentile
81.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0231 is in the 72nd percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: pidgin-0:2.5.5-2.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: pidgin-0:2.5.5-3.el5
View patch

Vendor Advisories (1)

redhatCVE-2009-1375Low

pidgin PurpleCircBuffer corruption

Mar 20, 2009

References

debian.org / security/2009/dsa-1805
osvdb.org / 54649
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/35188
secunia.com / advisories/35194
Vendor Advisory
secunia.com / advisories/35202
Vendor Advisory
secunia.com / advisories/35215
secunia.com / advisories/35294
secunia.com / advisories/35329
exchange.xforce.ibmcloud.com / vulnerabilities/50683
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10829
redhat.com / archives/fedora-package-announce/2009-June/msg00033.html
redhat.com / archives/fedora-package-announce/2009-June/msg00051.html
redhat.com / archives/fedora-package-announce/2009-June/msg00075.html
gentoo.org / security/en/glsa/glsa-200905-07.xml
mandriva.com / security/advisories
pidgin.im / news/security
PatchVendor Advisory
redhat.com / support/errata/RHSA-2009-1060.html
securityfocus.com / bid/35067
Patch
ubuntu.com / usn/USN-781-1
vupen.com / english/advisories/2009/1396