# RHSA-2026:98598: freerdp security update

RHSA-2026:98598, released October 5, 2026, fixes 32 CVEs in freerdp (version 3.32.2-1.el10_3). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-98598
- Platform: Linux
- Released: Oct 5, 2026
- Priority: High (Closes CVE-2026-91963, high severity)
- CVEs: 32, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:98598

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [freerdp](https://patchblox.com/security/data/product/linux/freerdp.md) | RHEL 10 | 3.32.2-1.el10_3 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-91963](https://patchblox.com/security/data/cve/CVE-2026-91963.md) | High | freerdp: CVE-2026-91959, , CVE-2026-91964) | 8.8 | 0.0067 |  |
| [CVE-2026-91964](https://patchblox.com/security/data/cve/CVE-2026-91964.md) | High | freerdp: CVE-2026-91959, CVE-2026-91963 | 8.8 | 0.0060 |  |
| [CVE-2026-91948](https://patchblox.com/security/data/cve/CVE-2026-91948.md) | High | freerdp3: FreeRDP versions before 3.31.0 contain an out-of-bounds write vulnerability in server-side static virtual channel han... | 7.5 | 0.0059 |  |
| [CVE-2026-114045](https://patchblox.com/security/data/cve/CVE-2026-114045.md) | High | freerdp3: FreeRDP before 3.32.1 contains a heap-based buffer overflow in the server-side rdpsnd channel because an integer wrap... | 8.8 | 0.0058 |  |
| [CVE-2026-91946](https://patchblox.com/security/data/cve/CVE-2026-91946.md) | High | freerdp3: FreeRDP versions before 3.31.0 contain an information disclosure vulnerability in the RDPGFX server's ResetGraphics P... | 8.8 | 0.0053 |  |
| [CVE-2026-111378](https://patchblox.com/security/data/cve/CVE-2026-111378.md) | High | freerdp: ELSA-2026-94514: freerdp security, bug fix, and enhancement update (IMPORTANT) | 8.8 | 0.0052 |  |
| [CVE-2026-91953](https://patchblox.com/security/data/cve/CVE-2026-91953.md) | High | freerdp: Backport several CVE fixes , CVE-2026-91954, CVE-2026-91956 | 8.8 | 0.0047 |  |
| [CVE-2026-91960](https://patchblox.com/security/data/cve/CVE-2026-91960.md) | High | freerdp3: FreeRDP versions before 3.31.0 contain an integer overflow in WinPR's Stream_EnsureRemainingCapacity function that al... | 8.8 | 0.0046 |  |
| [CVE-2026-91950](https://patchblox.com/security/data/cve/CVE-2026-91950.md) | High | freerdp3: FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the rdpdr_dump_packet function due to 32-bit un... | 8.8 | 0.0040 |  |
| [CVE-2026-91954](https://patchblox.com/security/data/cve/CVE-2026-91954.md) | High | freerdp: Backport several CVE fixes (CVE-2026-91953, , CVE-2026-91956 | 8.8 | 0.0039 |  |
| [CVE-2026-91956](https://patchblox.com/security/data/cve/CVE-2026-91956.md) | High | freerdp: Backport several CVE fixes (CVE-2026-91953, CVE-2026-91954 | 8.8 | 0.0039 |  |
| [CVE-2026-91959](https://patchblox.com/security/data/cve/CVE-2026-91959.md) | High | freerdp: CVE-2026-91963, CVE-2026-91964) | 8.8 | 0.0039 |  |
| [CVE-2026-111382](https://patchblox.com/security/data/cve/CVE-2026-111382.md) | High | freerdp3: FreeRDP before 3.32.0 contains a client-side heap out-of-bounds write vulnerability in general_LumaToYUV444 and gener... | 8.8 | 0.0038 |  |
| [CVE-2026-85089](https://patchblox.com/security/data/cve/CVE-2026-85089.md) | High | freerdp3: FreeRDP versions 3.0.0 through 3.30.0 (before 3.31.0) transmit uninitialized heap memory in Save Session Info PDU res... | 8.8 | 0.0038 |  |
| [CVE-2026-91947](https://patchblox.com/security/data/cve/CVE-2026-91947.md) | High | freerdp3: FreeRDP server versions before 3.31.0 contain a use-after-free vulnerability in the DRDYNVC parser that dereferences... | 8.8 | 0.0037 |  |
| [CVE-2026-110837](https://patchblox.com/security/data/cve/CVE-2026-110837.md) | High | freerdp: Backport several CVE fixes (CVE-2026-109242 | 8.8 | 0.0037 |  |
| [CVE-2026-110838](https://patchblox.com/security/data/cve/CVE-2026-110838.md) | High | freerdp: ELSA-2026-94514: freerdp security, bug fix, and enhancement update (IMPORTANT) | 8.8 | 0.0033 |  |
| [CVE-2026-111880](https://patchblox.com/security/data/cve/CVE-2026-111880.md) | High | freerdp: Resolves: RHEL-282289, RHEL-283715, RHEL-286595 | 8.8 | 0.0032 |  |
| [CVE-2026-110830](https://patchblox.com/security/data/cve/CVE-2026-110830.md) | High | freerdp3-shadow-x11: FreeRDP before 3.32.0 fails to close prior serial handles in serial_process_irp_create, allowing a malicious RDP serv... | 8.8 | 0.0032 |  |
| [CVE-2026-110833](https://patchblox.com/security/data/cve/CVE-2026-110833.md) | High | freerdp: ELSA-2026-94514: freerdp security, bug fix, and enhancement update (IMPORTANT) | 8.8 | 0.0032 |  |
| [CVE-2026-109242](https://patchblox.com/security/data/cve/CVE-2026-109242.md) | High | freerdp3-shadow-x11: FreeRDP before 3.0.0 and 3.6.0 before 3.32.0 renders uninitialized heap memory from un-decoded progressive tiles beca... | 8.8 | 0.0030 |  |
| [CVE-2026-110839](https://patchblox.com/security/data/cve/CVE-2026-110839.md) | High | libwinpr-tools3-3: FreeRDP 3.3.0 before 3.32.0, when built with WINPR_UTILS_IMAGE_JPEG=ON, has a heap-based out-of-bounds write in winpr... | 8.8 | 0.0027 |  |
| [CVE-2026-121386](https://patchblox.com/security/data/cve/CVE-2026-121386.md) | High | freerdp3: FreeRDP before 3.32.2 contains a denial of service vulnerability in WinPR's winpr_read_png_from_buffer() and winpr_co... | 7.5 | 0.0027 |  |
| [CVE-2026-109676](https://patchblox.com/security/data/cve/CVE-2026-109676.md) | High | freerdp3-shadow-x11: FreeRDP from 3.0.0-beta1 before 3.32.0 contains a use-after-free vulnerability in smartcard handling that allows atta... | 8.8 | 0.0026 |  |
| [CVE-2026-111379](https://patchblox.com/security/data/cve/CVE-2026-111379.md) | High | freerdp: ELSA-2026-94514: freerdp security, bug fix, and enhancement update (IMPORTANT) | 8.8 | 0.0019 |  |
| [CVE-2026-111381](https://patchblox.com/security/data/cve/CVE-2026-111381.md) | High | freerdp: ELSA-2026-94514: freerdp security, bug fix, and enhancement update (IMPORTANT) | 8.8 | 0.0018 |  |
| [CVE-2026-91945](https://patchblox.com/security/data/cve/CVE-2026-91945.md) | Routine | freerdp3: FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail t... | 6.5 | 0.0058 |  |
| [CVE-2026-121404](https://patchblox.com/security/data/cve/CVE-2026-121404.md) | Routine | freerdp3: FreeRDP before 3.32.2 contains a denial of service vulnerability in the shadow server that allows authenticated RDP c... | 6.5 | 0.0038 |  |
| [CVE-2026-91951](https://patchblox.com/security/data/cve/CVE-2026-91951.md) | Routine | freerdp3: FreeRDP versions before 3.31.0 contain an out-of-bounds write vulnerability in the urbdrc client channel's urb_send_c... | 6.5 | 0.0038 |  |
| [CVE-2026-121388](https://patchblox.com/security/data/cve/CVE-2026-121388.md) | Routine | freerdp3: FreeRDP from 3.0.0 before 3.32.2 contains an uncontrolled resource allocation vulnerability that allows malicious RDP... | 6.5 | 0.0031 |  |
| [CVE-2026-121394](https://patchblox.com/security/data/cve/CVE-2026-121394.md) | Routine | freerdp3: FreeRDP from 3.11.0 before 3.32.2 contains an assertion failure in the RemoteFX RLGR decoder that allows malicious se... | 6.5 | 0.0025 |  |
| [CVE-2026-121402](https://patchblox.com/security/data/cve/CVE-2026-121402.md) | Routine | freerdp3: FreeRDP before 3.32.2 contains a NULL pointer dereference vulnerability that allows malicious RDP servers to crash xf... | 6.5 | 0.0025 |  |

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Data as of 2026-11-12T19:57:06Z 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

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