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Vulnerability record · CVE-2023-49468 · published 7 December 2023

CVE-2023-49468: Struktur libde265 out-of-bounds write vulnerability

Struktur · Libde265

Libde265 v1.0.14 was discovered to contain a global buffer overflow vulnerability in the read_coding_unit function at slice.cc.

8.8 CVSS 3.1 High EPSS 0.87% · top 42.9% CWE-787 · Out-of-bounds writeCWE-120 · Classic buffer overflow
8.8CVSS 3.1 base score
0.87%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Libde265 v1.0.14 was discovered to contain a global buffer overflow vulnerability in the read_coding_unit function at slice.cc.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/strukturag/libde265/issues/432 ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2023/12/msg00022.html
https://github.com/strukturag/libde265/issues/432 ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2023/12/msg00022.html

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-1253Struktur libde265 heap-based buffer overflow vulnerabilityHeap-based Buffer Overflow in GitHub repository strukturag/libde265 prior to and including 1.0.8. The fix is established in commit 8e89fe0e175d2870c3…EPSS 2.1%8.8CVE-2023-49465Struktur libde265 out-of-bounds write vulnerabilityLibde265 v1.0.14 was discovered to contain a heap-buffer-overflow vulnerability in the derive_spatial_luma_vector_prediction function at motion.cc.EPSS 0.80%8.8CVE-2023-49467Struktur libde265 out-of-bounds write vulnerabilityLibde265 v1.0.14 was discovered to contain a heap-buffer-overflow vulnerability in the derive_combined_bipredictive_merging_candidates function at mo…EPSS 0.77%8.8CVE-2023-27103Struktur libde265 out-of-bounds write vulnerabilityLibde265 v1.0.11 was discovered to contain a heap buffer overflow via the function derive_collocated_motion_vectors at motion.cc.EPSS 0.85%8.8CVE-2020-21598Struktur libde265 out-of-bounds write vulnerabilitylibde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file.EPSS 1.8%8.7CVE-2026-33164Struktur libde265 heap-based buffer overflow vulnerabilitylibde265 is an open source implementation of the h.265 video codec. Prior to version 1.0.17, a malformed H.265 PPS NAL unit causes a segmentation fau…EPSS 0.52%8.1CVE-2023-43887Struktur libde265 classic buffer overflow vulnerabilityLibde265 v1.0.12 was discovered to contain multiple buffer overflows via the num_tile_columns and num_tile_row parameters in the function pic_paramet…EPSS 0.98%7.8CVE-2022-47664Struktur libde265 classic buffer overflow vulnerabilityLibde265 1.0.9 is vulnerable to Buffer Overflow in ff_hevc_put_hevc_qpel_pixels_8_sseEPSS 0.31%

Source: NIST National Vulnerability Database (record CVE-2023-49468), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.