CVE-2007-5199
CVE-2007-5199 is a critical-severity vulnerability in X Libxfont with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 2% (82nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: X Libxfont
- Published:
- Last modified:
Description
A single byte overflow in catalogue.c in X.Org libXfont 1.3.1 allows remote attackers to have unspecified impact.
Frequently asked questions
- What is CVE-2007-5199?
- A single byte overflow in catalogue.c in X.Org libXfont 1.3.1 allows remote attackers to have unspecified impact.
- How severe is CVE-2007-5199?
- CVE-2007-5199 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2007-5199 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2007-5199?
- CVE-2007-5199 affects X Libxfont. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2007-5199?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2007-5199 published?
- CVE-2007-5199 was published on 2017-08-18 and last updated on 2026-06-16.
References
- https://bugzilla.suse.com/show_bug.cgi?id=327854
- https://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=5bf703700ee4a5d6eae20da07cb7a29369667aef
Affected products (1)
- cpe:2.3:a:x:libxfont:1.3.1:*:*:*:*:*:*:*
More vulnerabilities in X Libxfont
- CVE-2013-6462 — Critical (CVSS 9.3): Stack-based buffer overflow in the bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont 1.1 through 1.4.6…
- CVE-2011-2895 — Critical (CVSS 9.3): The LZW decompressor in (1) the BufCompressedFill function in fontfile/decompress.c in X.Org libXfont before 1.4.4 and…
- CVE-2026-56003 — High (CVSS 8.5): A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2…
- CVE-2026-56002 — High (CVSS 8.5): A heap bufferflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers…
- CVE-2026-56001 — High (CVSS 8.5): A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used…
- CVE-2015-1804 — High (CVSS 8.5): The bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 does not…
All CVEs affecting X Libxfont →
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