Description
A flaw has been found in libvips 8.19.0. This vulnerability affects the function vips_unpremultiply_build of the file libvips/conversion/unpremultiply.c. Executing a manipulation of the argument alpha_band can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been published and may be used. This patch is called 7215ead1e0cd7d3703cc4f5fca06d7d0f4c22b91. A patch should be applied to remediate this issue.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | libvips | 8.19.0 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | vips | 8.18.0-3 | — |
| Debian 13 | vips | 8.16.1-1+deb13u1 | — |
| Debian 12 | vips | 8.14.1-3+deb12u3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | vips | No fix yet | — |
| Ubuntu 25.10 | vips | No fix yet | — |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 26.04 LTS | vips | No fix yet | — |
| Ubuntu Pro 24.04 LTS | vips | No fix yet | — |
| Ubuntu Pro 22.04 LTS | vips | No fix yet | — |
| Ubuntu Pro 20.04 LTS | vips | No fix yet | — |
| Ubuntu Pro 18.04 LTS | vips | No fix yet | — |
| Ubuntu Pro 16.04 LTS | vips | No fix yet | — |
References
- VDB-348011 | libvips unpremultiply.c vips_unpremultiply_build out-of-bounds vdb-entry technical-description
- VDB-348011 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #758862 | libvips 8.19.0(7fab325d2) Out-of-Bounds Read third-party-advisory
- https://github.com/libvips/libvips/issues/4881 issue-tracking
- https://github.com/libvips/libvips/pull/4886 issue-tracking patch
- https://github.com/libvips/libvips/issues/4881#issue-3944216443 exploit issue-tracking
- https://github.com/libvips/libvips/commit/7215ead1e0cd7d3703cc4f5fca06d7d0f4c22b91 patch
- https://github.com/libvips/libvips/ product