Topic

An update for libkdcraw is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Libkdcraw is a C++ interface around the LibRaw library used to decode the RAW picture files.

Security Fix(es):

• LibRaw: Stack-based buffer overflow in quicktake_100_load_raw() function in internal/dcraw_common.cpp (CVE-2018-5805)
• LibRaw: Heap-based buffer overflow in LibRaw::kodak_ycbcr_load_raw function in internal/dcraw_common.cpp (CVE-2018-5800)
• LibRaw: NULL pointer dereference in LibRaw::unpack function src/libraw_cxx.cpp (CVE-2018-5801)
• LibRaw: Out-of-bounds read in kodak_radc_load_raw function internal/dcraw_common.cpp (CVE-2018-5802)
• LibRaw: NULL pointer dereference in leaf_hdr_load_raw() function in internal/dcraw_common.cpp (CVE-2018-5806)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le
• Red Hat Enterprise Linux for ARM 64 7 aarch64
• Red Hat Enterprise Linux for Power 9 7 ppc64le

Fixes

• BZ - 1553332 - CVE-2018-5800 LibRaw: Heap-based buffer overflow in LibRaw::kodak_ycbcr_load_raw function in internal/dcraw_common.cpp
• BZ - 1553334 - CVE-2018-5801 LibRaw: NULL pointer dereference in LibRaw::unpack function src/libraw_cxx.cpp
• BZ - 1553335 - CVE-2018-5802 LibRaw: Out-of-bounds read in kodak_radc_load_raw function internal/dcraw_common.cpp
• BZ - 1591887 - CVE-2018-5805 LibRaw: Stack-based buffer overflow in quicktake_100_load_raw() function in internal/dcraw_common.cpp
• BZ - 1591897 - CVE-2018-5806 LibRaw: NULL pointer dereference in leaf_hdr_load_raw() function in internal/dcraw_common.cpp

CVEs

• CVE-2018-5800
• CVE-2018-5801
• CVE-2018-5802
• CVE-2018-5805
• CVE-2018-5806

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.6_release_notes/index