# RHSA-2023:6575: Security update for 3 packages

RHSA-2023:6575, released November 7, 2023, fixes 6 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2023-6575
- Platform: Linux
- Released: Nov 7, 2023
- Priority: High (Closes CVE-2017-17095, high severity)
- CVEs: 6, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2023:6575

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libtiff](https://patchblox.com/security/data/product/linux/libtiff.md) | RHEL 9 | 0:4.4.0-10.el9 |
| [libtiff-devel](https://patchblox.com/security/data/product/linux/libtiff-devel.md) | RHEL 9 | 0:4.4.0-10.el9 |
| [libtiff-tools](https://patchblox.com/security/data/product/linux/libtiff-tools.md) | RHEL 9 | 0:4.4.0-10.el9 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2017-17095](https://patchblox.com/security/data/cve/CVE-2017-17095.md) | High | libtiff: The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files.  Security... | 7.5 | 0.1064 |  |
| [CVE-2023-3316](https://patchblox.com/security/data/cve/CVE-2023-3316.md) | Routine | tiff: A NULL pointer dereference in TIFFClose() is caused by a failure to open an output file (non-existent path or a path... | 6.5 | 0.0112 |  |
| [CVE-2023-2731](https://patchblox.com/security/data/cve/CVE-2023-2731.md) | Routine | tiff: A NULL pointer dereference flaw was found in Libtiff's LZWDecode() function in the libtiff/tif_lzw.c file | 5.5 | 0.0043 |  |
| [CVE-2023-26966](https://patchblox.com/security/data/cve/CVE-2023-26966.md) | Routine | tiff: libtiff 4.5.0 is vulnerable to Buffer Overflow in uv_encode() when libtiff reads a corrupted little-endian TIFF file... | 5.5 | 0.0042 |  |
| [CVE-2023-26965](https://patchblox.com/security/data/cve/CVE-2023-26965.md) | Routine | tiff: loadImage() in tools/tiffcrop.c in LibTIFF through 4.5.0 has a heap-based use after free via a crafted TIFF image. | 5.5 | 0.0037 |  |
| [CVE-2023-3576](https://patchblox.com/security/data/cve/CVE-2023-3576.md) | Routine | tiff: A memory leak flaw was found in Libtiff's tiffcrop utility | 5.5 | 0.0035 |  |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo