RedHat CVE-2026-0810 gix-date::TimeBuf::as_str non-UTF8 UB
CVE-2026-0810 Published on January 26, 2026
Gix-date: gix-date: undefined behavior due to invalid string generation
A flaw was found in gix-date. The `gix_date::parse::TimeBuf::as_str` function can generate strings containing invalid non-UTF8 characters. This issue violates the internal safety invariants of the `TimeBuf` component, leading to undefined behavior when these malformed strings are subsequently processed. This could potentially result in application instability or other unforeseen consequences.
Vulnerability Analysis
CVE-2026-0810 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. Public availability of a proof of concept (POC) exploit exists for CVE-2026-0810. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity and availability.
Timeline
Reported to Red Hat.
Made public.
Weakness Type
Incorrect Calculation of Multi-Byte String Length
The software does not correctly calculate the length of strings that can contain wide or multi-byte characters.
Products Associated with CVE-2026-0810
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Affected Versions
GitoxideLabs gitoxide:- Before 0.12.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.