Integer overflow in the pango_glyph_string_set_size function in pango/glyphstring.c in Pango before 1.24 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a long glyph string that triggers a heap-based buffer overflow, as demonstrated by a long document.location value in Firefox.
2009-05-11T15:30:00.377
2025-04-09T00:30:58.490
Deferred
CVSSv2: 6.8 (MEDIUM)
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Application | pango | pango | ≤ 1.22 | Yes |
Application | pango | pango | 1.2 | Yes |
Application | pango | pango | 1.4 | Yes |
Application | pango | pango | 1.6 | Yes |
Application | pango | pango | 1.8 | Yes |
Application | pango | pango | 1.10 | Yes |
Application | pango | pango | 1.12 | Yes |
Application | pango | pango | 1.14 | Yes |
Application | pango | pango | 1.16 | Yes |
Application | pango | pango | 1.18 | Yes |
Application | pango | pango | 1.20 | Yes |