Glib: glib: memory corruption via integer overflow in unicode case conversion
Historical advisory recorded 6 Nov 2026 08:36:20 UTC. Read the latest advisory.
cve-program · CVE-2026-1489
PublishedA flaw was found in GLib. An integer overflow vulnerability in its Unicode case conversion implementation can lead to memory corruption. By processing specially crafted and extremely large Unicode strings, an attacker could trigger an undersized memory allocation, resulting in out-of-bounds writes. This could cause applications utilizing GLib for string conversion to crash or become unstable.
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cve-program · CVE-2026-1489
PublishedGlib: glib: memory corruption via integer overflow in unicode case conversion
A flaw was found in GLib. An integer overflow vulnerability in its Unicode case conversion implementation can lead to memory corruption. By processing specially crafted and extremely large Unicode strings, an attacker could trigger an undersized memory allocation, resulting in out-of-bounds writes. This could cause applications utilizing GLib for string conversion to crash or become unstable.
- Source published
- 27 Jan 2026 14:26:47 UTC
- Source modified
- 6 Nov 2026 07:51:43 UTC
- Saved here
- 6 Nov 2026 08:36:20 UTC
- Source terms
- CVE Program Terms of Use
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Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.
CVSS 3.1 · 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L