openEuler 24.03 LTS update for ffmpeg

1) Buffer overflow

EUVDB-ID: #VU89304

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-49502

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in ff_bwdif_filter_intra_c() function in the libavfilter/bwdifdsp.c. A remote attacker can pass specially crafted input to the application, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 24.03 LTS

libavdevice: before 6.1.1-9

ffmpeg-libs: before 6.1.1-9

ffmpeg-devel: before 6.1.1-9

ffmpeg-debugsource: before 6.1.1-9

ffmpeg-debuginfo: before 6.1.1-9

ffmpeg: before 6.1.1-9

CPE2.3

• cpe:2.3:o:openeuler:openeuler:24.03:LTS:*:*:*:*:*:
• cpe:2.3:o:openeuler:libavdevice:*:*:*:*:*:openeuler:*:
• cpe:2.3:o:openeuler:ffmpeg-libs:*:*:*:*:*:openeuler:*:
• cpe:2.3:o:openeuler:ffmpeg-devel:*:*:*:*:*:openeuler:*:
• cpe:2.3:o:openeuler:ffmpeg-debugsource:*:*:*:*:*:openeuler:*:
• cpe:2.3:o:openeuler:ffmpeg-debuginfo:*:*:*:*:*:openeuler:*:
• cpe:2.3:o:openeuler:ffmpeg:*:*:*:*:*:openeuler:*:

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1805

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.