Vulnerability in Netpbm

[ Description ]Official description

Netpbm through 11.16.00 contains a heap out-of-bounds write vulnerability in the rasttopnm Sun rasterfile run-length decoder pr_load_image in converter/other/rast.c. Attackers can supply a byte-encoded rasterfile with tiny dimensions and a long run-length body to write controlled bytes past md_image, causing memory corruption and crashes.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• hackmd.io/@haindpwn/netpbm-sunraster-rle-oob-write-palette-oob-read
• netpbm.sourceforge.net
• sourceforge.net/p/netpbm/code/5400/tree/advanced/converter/other/rast.c
• sourceforge.net/p/netpbm/code/5400/tree/super_stable/converter/other/rast.c
• www.vulncheck.com/advisories/netpbm-through-11.16.00-heap-out-of-bounds-write-via-rastt…